40134100 has 18 divisors (see below), whose sum is σ = 87091214. Its totient is φ = 16053600.

The previous prime is 40134079. The next prime is 40134113. The reversal of 40134100 is 143104.

It can be written as a sum of positive squares in 3 ways, for example, as 5253264 + 34880836 = 2292^2 + 5906^2 .

It is a super-2 number, since 2×40134100² = 3221491965620000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 200571 + ... + 200770.

Almost surely, 2^40134100 is an apocalyptic number.

It is an amenable number.

40134100 is an abundant number, since it is smaller than the sum of its proper divisors (46957114).

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

40134100 is a wasteful number, since it uses less digits than its factorization.

40134100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401355 (or 401348 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 40134100 is about 6335.1479856433. The cubic root of 40134100 is about 342.3769426674.

Adding to 40134100 its reverse (143104), we get a palindrome (40277204).

The spelling of 40134100 in words is "forty million, one hundred thirty-four thousand, one hundred".