40569000 has 64 divisors (see below), whose sum is σ = 126584640. Its totient is φ = 10817600.

The previous prime is 40568993. The next prime is 40569029. The reversal of 40569000 is 96504.

It is a super-2 number, since 2×40569000² = 3291687522000000, which contains 22 as substring.

It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3762 + ... + 9761.

It is an arithmetic number, because the mean of its divisors is an integer number (1977885).

Almost surely, 2^40569000 is an apocalyptic number.

40569000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40569000 is an abundant number, since it is smaller than the sum of its proper divisors (86015640).

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

40569000 is a wasteful number, since it uses less digits than its factorization.

40569000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13547 (or 13533 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 40569000 is about 6369.3798756237. The cubic root of 40569000 is about 343.6091875050.

The spelling of 40569000 in words is "forty million, five hundred sixty-nine thousand".