76303397 has 8 divisors (see below), whose sum is σ = 80113344. Its totient is φ = 72534528.

The previous prime is 76303393. The next prime is 76303399. The reversal of 76303397 is 79330367.

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 76303397 - 2² = 76303393 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 76303397.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76303391) 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, 6428 + ... + 13925.

It is an arithmetic number, because the mean of its divisors is an integer number (10014168).

Almost surely, 2^76303397 is an apocalyptic number.

It is an amenable number.

76303397 is a deficient number, since it is larger than the sum of its proper divisors (3809947).

76303397 is a wasteful number, since it uses less digits than its factorization.

76303397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20539.

The product of its (nonzero) digits is 71442, while the sum is 38.

The square root of 76303397 is about 8735.1815665159. The cubic root of 76303397 is about 424.1452662477.

The spelling of 76303397 in words is "seventy-six million, three hundred three thousand, three hundred ninety-seven".