76620373 has 4 divisors (see below), whose sum is σ = 77005600. Its totient is φ = 76235148.

The previous prime is 76620353. The next prime is 76620403. The reversal of 76620373 is 37302667.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 76620373 - 2⁹ = 76619861 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 (76620353) 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, 192315 + ... + 192712.

It is an arithmetic number, because the mean of its divisors is an integer number (19251400).

Almost surely, 2^76620373 is an apocalyptic number.

It is an amenable number.

76620373 is a deficient number, since it is larger than the sum of its proper divisors (385227).

76620373 is a wasteful number, since it uses less digits than its factorization.

76620373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385226.

The product of its (nonzero) digits is 31752, while the sum is 34.

The square root of 76620373 is about 8753.3064038682. The cubic root of 76620373 is about 424.7317763151.

The spelling of 76620373 in words is "seventy-six million, six hundred twenty thousand, three hundred seventy-three".