40133012 has 12 divisors (see below), whose sum is σ = 72131220. Its totient is φ = 19524096.

The previous prime is 40132987. The next prime is 40133021. The reversal of 40133012 is 21033104.

It can be written as a sum of positive squares in 2 ways, for example, as 35450116 + 4682896 = 5954^2 + 2164^2 .

It is a super-2 number, since 2×40133012² = 3221317304384288, 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 3 ways as a sum of consecutive naturals, for example, 135437 + ... + 135732.

It is an arithmetic number, because the mean of its divisors is an integer number (6010935).

Almost surely, 2^40133012 is an apocalyptic number.

It is an amenable number.

40133012 is a deficient number, since it is larger than the sum of its proper divisors (31998208).

40133012 is a wasteful number, since it uses less digits than its factorization.

40133012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271210 (or 271208 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 40133012 is about 6335.0621149283. The cubic root of 40133012 is about 342.3738487939.

Adding to 40133012 its reverse (21033104), we get a palindrome (61166116).

The spelling of 40133012 in words is "forty million, one hundred thirty-three thousand, twelve".