901450072 has 8 divisors (see below), whose sum is σ = 1690218900. Its totient is φ = 450725032.

The previous prime is 901450061. The next prime is 901450087. The reversal of 901450072 is 270054109.

It is a happy number.

901450072 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×901450072² = 1625224464617610368, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 901450072.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56340622 + ... + 56340637.

Almost surely, 2^901450072 is an apocalyptic number.

It is an amenable number.

901450072 is a deficient number, since it is larger than the sum of its proper divisors (788768828).

901450072 is a wasteful number, since it uses less digits than its factorization.

901450072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112681265 (or 112681261 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 901450072 is about 30024.1581397381. The cubic root of 901450072 is about 966.0076356761.

The spelling of 901450072 in words is "nine hundred one million, four hundred fifty thousand, seventy-two".