40590634 has 16 divisors (see below), whose sum is σ = 70095168. Its totient is φ = 17268192.

The previous prime is 40590547. The next prime is 40590647. The reversal of 40590634 is 43609504.

It is a super-3 number, since 3×40590634³ (a number of 24 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40590596 and 40590605.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8664 + ... + 12499.

It is an arithmetic number, because the mean of its divisors is an integer number (4380948).

Almost surely, 2^40590634 is an apocalyptic number.

40590634 is a deficient number, since it is larger than the sum of its proper divisors (29504534).

40590634 is a wasteful number, since it uses less digits than its factorization.

40590634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21309.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 40590634 is about 6371.0779307744. The cubic root of 40590634 is about 343.6702548240.

The spelling of 40590634 in words is "forty million, five hundred ninety thousand, six hundred thirty-four".