40074723 has 64 divisors (see below), whose sum is σ = 68812800. Its totient is φ = 22861440.

The previous prime is 40074719. The next prime is 40074733. The reversal of 40074723 is 32747004.

It is not a de Polignac number, because 40074723 - 2² = 40074719 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (40074733) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 315486 + ... + 315612.

It is an arithmetic number, because the mean of its divisors is an integer number (1075200).

Almost surely, 2^40074723 is an apocalyptic number.

40074723 is a deficient number, since it is larger than the sum of its proper divisors (28738077).

40074723 is a wasteful number, since it uses less digits than its factorization.

40074723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209 (or 203 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 27.

The square root of 40074723 is about 6330.4599358972. The cubic root of 40074723 is about 342.2080144203.

The spelling of 40074723 in words is "forty million, seventy-four thousand, seven hundred twenty-three".