9012020732 has 48 divisors (see below), whose sum is σ = 18639355392. Its totient is φ = 3758585280.

The previous prime is 9012020683. The next prime is 9012020749. The reversal of 9012020732 is 2370202109.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48353 + ... + 142695.

It is an arithmetic number, because the mean of its divisors is an integer number (388319904).

Almost surely, 2^9012020732 is an apocalyptic number.

It is an amenable number.

9012020732 is an abundant number, since it is smaller than the sum of its proper divisors (9627334660).

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

9012020732 is a wasteful number, since it uses less digits than its factorization.

9012020732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94538 (or 94536 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 9012020732 is about 94931.6634848458. The cubic root of 9012020732 is about 2081.0094899512.

The spelling of 9012020732 in words is "nine billion, twelve million, twenty thousand, seven hundred thirty-two".