40693926 has 32 divisors (see below), whose sum is σ = 100171008. Its totient is φ = 10732320.

The previous prime is 40693907. The next prime is 40693957. The reversal of 40693926 is 62939604.

It is a happy number.

40693926 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40693926² = 3311991226586952, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36720 + ... + 37811.

It is an arithmetic number, because the mean of its divisors is an integer number (3130344).

Almost surely, 2^40693926 is an apocalyptic number.

40693926 is an abundant number, since it is smaller than the sum of its proper divisors (59477082).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40693926 is a wasteful number, since it uses less digits than its factorization.

40693926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74556.

The product of its (nonzero) digits is 69984, while the sum is 39.

The square root of 40693926 is about 6379.1791007935. The cubic root of 40693926 is about 343.9615233241.

The spelling of 40693926 in words is "forty million, six hundred ninety-three thousand, nine hundred twenty-six".