76220351 has 8 divisors (see below), whose sum is σ = 78779904. Its totient is φ = 73667160.

The previous prime is 76220341. The next prime is 76220377. The reversal of 76220351 is 15302267.

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

It is a de Polignac number, because none of the positive numbers 2^k-76220351 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 76220351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76220341) 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, 43376 + ... + 45098.

It is an arithmetic number, because the mean of its divisors is an integer number (9847488).

Almost surely, 2^76220351 is an apocalyptic number.

76220351 is a deficient number, since it is larger than the sum of its proper divisors (2559553).

76220351 is a wasteful number, since it uses less digits than its factorization.

76220351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3181.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 76220351 is about 8730.4267364202. The cubic root of 76220351 is about 423.9913353368.

The spelling of 76220351 in words is "seventy-six million, two hundred twenty thousand, three hundred fifty-one".