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2058720 = 25354289
BaseRepresentation
bin111110110100111100000
310212121000220
413312213200
51011334340
6112043040
723333046
oct7664740
93777026
102058720
111186824
12833480
135710a1
143b8396
152a9ed0
hex1f69e0

2058720 has 48 divisors (see below), whose sum is σ = 6486480. Its totient is φ = 548864.

The previous prime is 2058713. The next prime is 2058737. The reversal of 2058720 is 278502.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1665 + ... + 2624.

It is an arithmetic number, because the mean of its divisors is an integer number (135135).

22058720 is an apocalyptic number.

2058720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2058720 is an abundant number, since it is smaller than the sum of its proper divisors (4427760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2058720 is a wasteful number, since it uses less digits than its factorization.

2058720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4307 (or 4299 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 24.

The square root of 2058720 is about 1434.8240310226. The cubic root of 2058720 is about 127.2132734062.

The spelling of 2058720 in words is "two million, fifty-eight thousand, seven hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 80 96 120 160 240 480 4289 8578 12867 17156 21445 25734 34312 42890 51468 64335 68624 85780 102936 128670 137248 171560 205872 257340 343120 411744 514680 686240 1029360 2058720