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2057972 = 227671097
BaseRepresentation
bin111110110011011110100
310212120000012
413312123310
51011323342
6112035352
723330630
oct7663364
93776005
102057972
111186204
12832b58
13570947
143b7dc0
152a9b82
hex1f66f4

2057972 has 24 divisors (see below), whose sum is σ = 4181184. Its totient is φ = 868032.

The previous prime is 2057953. The next prime is 2057981. The reversal of 2057972 is 2797502.

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, 1328 + ... + 2424.

It is an arithmetic number, because the mean of its divisors is an integer number (174216).

22057972 is an apocalyptic number.

It is an amenable number.

2057972 is an abundant number, since it is smaller than the sum of its proper divisors (2123212).

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

2057972 is a wasteful number, since it uses less digits than its factorization.

2057972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1175 (or 1173 counting only the distinct ones).

The product of its (nonzero) digits is 8820, while the sum is 32.

The square root of 2057972 is about 1434.5633482004. The cubic root of 2057972 is about 127.1978646320.

The spelling of 2057972 in words is "two million, fifty-seven thousand, nine hundred seventy-two".

Divisors: 1 2 4 7 14 28 67 134 268 469 938 1097 1876 2194 4388 7679 15358 30716 73499 146998 293996 514493 1028986 2057972