40149064 has 16 divisors (see below), whose sum is σ = 76233600. Its totient is φ = 19820112.

The previous prime is 40149049. The next prime is 40149073. The reversal of 40149064 is 46094104.

It is a super-2 number, since 2×40149064² = 3223894680152192, which contains 22 as substring.

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, 31132 + ... + 32395.

It is an arithmetic number, because the mean of its divisors is an integer number (4764600).

Almost surely, 2^40149064 is an apocalyptic number.

It is an amenable number.

40149064 is a deficient number, since it is larger than the sum of its proper divisors (36084536).

40149064 is a wasteful number, since it uses less digits than its factorization.

40149064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63612 (or 63608 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 40149064 is about 6336.3289056046. The cubic root of 40149064 is about 342.4194891300.

The spelling of 40149064 in words is "forty million, one hundred forty-nine thousand, sixty-four".