73022380931 has 4 divisors (see below), whose sum is σ = 74995958832. Its totient is φ = 71048803032.

The previous prime is 73022380903. The next prime is 73022380939. The reversal of 73022380931 is 13908322037.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73022380931 is a prime.

It is a super-2 number, since 2×73022380931² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73022380939) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 986788895 + ... + 986788968.

It is an arithmetic number, because the mean of its divisors is an integer number (18748989708).

Almost surely, 2^73022380931 is an apocalyptic number.

73022380931 is a deficient number, since it is larger than the sum of its proper divisors (1973577901).

73022380931 is a wasteful number, since it uses less digits than its factorization.

73022380931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1973577900.

The product of its (nonzero) digits is 54432, while the sum is 38.

The spelling of 73022380931 in words is "seventy-three billion, twenty-two million, three hundred eighty thousand, nine hundred thirty-one".