40235996 has 12 divisors (see below), whose sum is σ = 74119080. Its totient is φ = 19059120.

The previous prime is 40235989. The next prime is 40236011. The reversal of 40235996 is 69953204.

It is a super-2 number, since 2×40235996² = 3237870748224032, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

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, 264635 + ... + 264786.

It is an arithmetic number, because the mean of its divisors is an integer number (6176590).

Almost surely, 2^40235996 is an apocalyptic number.

It is an amenable number.

40235996 is a deficient number, since it is larger than the sum of its proper divisors (33883084).

40235996 is a wasteful number, since it uses less digits than its factorization.

40235996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529444 (or 529442 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 38.

The square root of 40235996 is about 6343.1850043965. The cubic root of 40235996 is about 342.6664500765. Note that the first 3 decimals are identical.

The spelling of 40235996 in words is "forty million, two hundred thirty-five thousand, nine hundred ninety-six".