731012064 has 24 divisors (see below), whose sum is σ = 1918906920. Its totient is φ = 243670656.

The previous prime is 731012047. The next prime is 731012081. The reversal of 731012064 is 460210137.

731012064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (731012047) and next prime (731012081).

It is a tau number, because it is divible by the number of its divisors (24).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3807259 + ... + 3807450.

It is an arithmetic number, because the mean of its divisors is an integer number (79954455).

Almost surely, 2^731012064 is an apocalyptic number.

It is an amenable number.

731012064 is an abundant number, since it is smaller than the sum of its proper divisors (1187894856).

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

731012064 is a wasteful number, since it uses less digits than its factorization.

731012064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7614722 (or 7614714 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 731012064 is about 27037.2347698503. The cubic root of 731012064 is about 900.8272492643.

The spelling of 731012064 in words is "seven hundred thirty-one million, twelve thousand, sixty-four".