40452937 has 16 divisors (see below), whose sum is σ = 48182400. Its totient is φ = 33240960.

The previous prime is 40452899. The next prime is 40452953. The reversal of 40452937 is 73925404.

It is a cyclic number.

It is not a de Polignac number, because 40452937 - 2¹⁹ = 39928649 is a prime.

It is a super-2 number, since 2×40452937² = 3272880223851938, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40452967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15739 + ... + 18127.

It is an arithmetic number, because the mean of its divisors is an integer number (3011400).

Almost surely, 2^40452937 is an apocalyptic number.

It is an amenable number.

40452937 is a deficient number, since it is larger than the sum of its proper divisors (7729463).

40452937 is a wasteful number, since it uses less digits than its factorization.

40452937 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2496.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 40452937 is about 6360.2623373568. The cubic root of 40452937 is about 343.2811997590.

The spelling of 40452937 in words is "forty million, four hundred fifty-two thousand, nine hundred thirty-seven".