76372973 has 8 divisors (see below), whose sum is σ = 76979448. Its totient is φ = 75769344.

The previous prime is 76372969. The next prime is 76372987. The reversal of 76372973 is 37927367.

It can be written as a sum of positive squares in 4 ways, for example, as 386884 + 75986089 = 622^2 + 8717^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 76372973 - 2² = 76372969 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76372943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100511 + ... + 101267.

It is an arithmetic number, because the mean of its divisors is an integer number (9622431).

Almost surely, 2^76372973 is an apocalyptic number.

It is an amenable number.

76372973 is a deficient number, since it is larger than the sum of its proper divisors (606475).

76372973 is a wasteful number, since it uses less digits than its factorization.

76372973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1423.

The product of its digits is 333396, while the sum is 44.

The square root of 76372973 is about 8739.1631750414. The cubic root of 76372973 is about 424.2741437168.

The spelling of 76372973 in words is "seventy-six million, three hundred seventy-two thousand, nine hundred seventy-three".