49320940 has 24 divisors (see below), whose sum is σ = 105274512. Its totient is φ = 19404480.

The previous prime is 49320919. The next prime is 49320977. The reversal of 49320940 is 4902394.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18994 + ... + 21433.

It is an arithmetic number, because the mean of its divisors is an integer number (4386438).

Almost surely, 2^49320940 is an apocalyptic number.

It is an amenable number.

49320940 is an abundant number, since it is smaller than the sum of its proper divisors (55953572).

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

49320940 is a wasteful number, since it uses less digits than its factorization.

49320940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40497 (or 40495 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 49320940 is about 7022.8868707961. The cubic root of 49320940 is about 366.7277565798.

The spelling of 49320940 in words is "forty-nine million, three hundred twenty thousand, nine hundred forty".