40923320 has 16 divisors (see below), whose sum is σ = 92077560. Its totient is φ = 16369312.

The previous prime is 40923319. The next prime is 40923329. The reversal of 40923320 is 2332904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40923329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 511502 + ... + 511581.

Almost surely, 2^40923320 is an apocalyptic number.

40923320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40923320 is an abundant number, since it is smaller than the sum of its proper divisors (51154240).

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

40923320 is a wasteful number, since it uses less digits than its factorization.

40923320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1023094 (or 1023090 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 40923320 is about 6397.1337331652. The cubic root of 40923320 is about 344.6066229764.

The spelling of 40923320 in words is "forty million, nine hundred twenty-three thousand, three hundred twenty".