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2022488 = 231319447
BaseRepresentation
bin111101101110001011000
310210202022222
413231301120
51004204423
6111203212
723122316
oct7556130
93722288
102022488
111161586
12816508
1355a750
143a90b6
1529e3c8
hex1edc58

2022488 has 16 divisors (see below), whose sum is σ = 4084080. Its totient is φ = 933408.

The previous prime is 2022487. The next prime is 2022491. The reversal of 2022488 is 8842202.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022481) 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, 9620 + ... + 9827.

It is an arithmetic number, because the mean of its divisors is an integer number (255255).

22022488 is an apocalyptic number.

It is an amenable number.

2022488 is an abundant number, since it is smaller than the sum of its proper divisors (2061592).

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

2022488 is a wasteful number, since it uses less digits than its factorization.

2022488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19466 (or 19462 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 26.

The square root of 2022488 is about 1422.1420463512. The cubic root of 2022488 is about 126.4625644980.

It can be divided in two parts, 202248 and 8, that multiplied together give a square (1617984 = 12722).

The spelling of 2022488 in words is "two million, twenty-two thousand, four hundred eighty-eight".

Divisors: 1 2 4 8 13 26 52 104 19447 38894 77788 155576 252811 505622 1011244 2022488