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2990532 = 223249211
BaseRepresentation
bin1011011010000111000100
312121221020110
423122013010
51231144112
6144033020
734263516
oct13320704
95557213
102990532
111762916
121002770
1380925c
1457bbb6
153e113c
hex2da1c4

2990532 has 12 divisors (see below), whose sum is σ = 6977936. Its totient is φ = 996840.

The previous prime is 2990531. The next prime is 2990551. The reversal of 2990532 is 2350992.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 2990532.

It is not an unprimeable number, because it can be changed into a prime (2990531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124594 + ... + 124617.

22990532 is an apocalyptic number.

It is an amenable number.

2990532 is an abundant number, since it is smaller than the sum of its proper divisors (3987404).

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

2990532 is a wasteful number, since it uses less digits than its factorization.

2990532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249218 (or 249216 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 30.

The square root of 2990532 is about 1729.3154715089. The cubic root of 2990532 is about 144.0730724812.

The spelling of 2990532 in words is "two million, nine hundred ninety thousand, five hundred thirty-two".

Divisors: 1 2 3 4 6 12 249211 498422 747633 996844 1495266 2990532