801450072 has 32 divisors (see below), whose sum is σ = 2226250800. Its totient is φ = 267149952.

The previous prime is 801450053. The next prime is 801450109. The reversal of 801450072 is 270054108.

801450072 is a `hidden beast` number, since 80 + 14 + 500 + 72 = 666.

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

It is a congruent number.

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, 1854993 + ... + 1855424.

Almost surely, 2^801450072 is an apocalyptic number.

It is an amenable number.

801450072 is an abundant number, since it is smaller than the sum of its proper divisors (1424800728).

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

801450072 is a wasteful number, since it uses less digits than its factorization.

801450072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3710432 (or 3710422 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The square root of 801450072 is about 28309.8935356529. The cubic root of 801450072 is about 928.8783146779.

The spelling of 801450072 in words is "eight hundred one million, four hundred fifty thousand, seventy-two".