901003920 has 40 divisors (see below), whose sum is σ = 2793112896. Its totient is φ = 240267648.

The previous prime is 901003903. The next prime is 901003937. The reversal of 901003920 is 29300109.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (901003903) and next prime (901003937).

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 1876852 + ... + 1877331.

Almost surely, 2^901003920 is an apocalyptic number.

It is an amenable number.

901003920 is an abundant number, since it is smaller than the sum of its proper divisors (1892108976).

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

901003920 is a wasteful number, since it uses less digits than its factorization.

901003920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3754199 (or 3754193 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 24.

The square root of 901003920 is about 30016.7273366035. The cubic root of 901003920 is about 965.8482416162.

The spelling of 901003920 in words is "nine hundred one million, three thousand, nine hundred twenty".