76276399 has 8 divisors (see below), whose sum is σ = 83369088. Its totient is φ = 69473280.

The previous prime is 76276391. The next prime is 76276427. The reversal of 76276399 is 99367267.

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 76276399 - 2³ = 76276391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76276391) 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, 71842 + ... + 72895.

It is an arithmetic number, because the mean of its divisors is an integer number (10421136).

Almost surely, 2^76276399 is an apocalyptic number.

76276399 is a deficient number, since it is larger than the sum of its proper divisors (7092689).

76276399 is a wasteful number, since it uses less digits than its factorization.

76276399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144785.

The product of its digits is 857304, while the sum is 49.

The square root of 76276399 is about 8733.6360698165. The cubic root of 76276399 is about 424.0952360386.

The spelling of 76276399 in words is "seventy-six million, two hundred seventy-six thousand, three hundred ninety-nine".