40607086 has 32 divisors (see below), whose sum is σ = 68640768. Its totient is φ = 17889120.

The previous prime is 40607081. The next prime is 40607087. The reversal of 40607086 is 68070604.

It is a super-2 number, since 2×40607086² = 3297870866822792, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40607081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66595 + ... + 67201.

It is an arithmetic number, because the mean of its divisors is an integer number (2145024).

Almost surely, 2^40607086 is an apocalyptic number.

40607086 is a deficient number, since it is larger than the sum of its proper divisors (28033682).

40607086 is a wasteful number, since it uses less digits than its factorization.

40607086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 40607086 is about 6372.3689472597. The cubic root of 40607086 is about 343.7166801423.

The spelling of 40607086 in words is "forty million, six hundred seven thousand, eighty-six".