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374980 = 22518749
BaseRepresentation
bin1011011100011000100
3201001101011
41123203010
543444410
612012004
73121144
oct1334304
9631334
10374980
11236801
12161004
131018a8
149a924
157618a
hex5b8c4

374980 has 12 divisors (see below), whose sum is σ = 787500. Its totient is φ = 149984.

The previous prime is 374977. The next prime is 374981. The reversal of 374980 is 89473.

374980 = T431 + T432 + ... + T434.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 188356 + 186624 = 434^2 + 432^2 .

It is a super-2 number, since 2×3749802 = 281220000800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (374981) 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, 9355 + ... + 9394.

It is an arithmetic number, because the mean of its divisors is an integer number (65625).

2374980 is an apocalyptic number.

It is an amenable number.

374980 is an abundant number, since it is smaller than the sum of its proper divisors (412520).

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

374980 is a wasteful number, since it uses less digits than its factorization.

374980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18758 (or 18756 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 374980 is about 612.3561055464. The cubic root of 374980 is about 72.1111964930. Note that the first 4 decimals are identical.

The spelling of 374980 in words is "three hundred seventy-four thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 18749 37498 74996 93745 187490 374980