40233951 has 24 divisors (see below), whose sum is σ = 62191584. Its totient is φ = 24975360.

The previous prime is 40233937. The next prime is 40233961. The reversal of 40233951 is 15933204.

It is not a de Polignac number, because 40233951 - 2²¹ = 38136799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40233931) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13486 + ... + 16196.

It is an arithmetic number, because the mean of its divisors is an integer number (2591316).

Almost surely, 2^40233951 is an apocalyptic number.

40233951 is a deficient number, since it is larger than the sum of its proper divisors (21957633).

40233951 is a wasteful number, since it uses less digits than its factorization.

40233951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2831 (or 2828 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 40233951 is about 6343.0238057255. The cubic root of 40233951 is about 342.6606446217.

The spelling of 40233951 in words is "forty million, two hundred thirty-three thousand, nine hundred fifty-one".