76427229 has 16 divisors (see below), whose sum is σ = 106831872. Its totient is φ = 48507888.

The previous prime is 76427213. The next prime is 76427233. The reversal of 76427229 is 92272467.

It is not a de Polignac number, because 76427229 - 2⁴ = 76427213 is a prime.

It is a super-2 number, since 2×76427229² = 11682242665236882, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76427249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12904 + ... + 17870.

It is an arithmetic number, because the mean of its divisors is an integer number (6676992).

Almost surely, 2^76427229 is an apocalyptic number.

It is an amenable number.

76427229 is a deficient number, since it is larger than the sum of its proper divisors (30404643).

76427229 is a wasteful number, since it uses less digits than its factorization.

76427229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5216.

The product of its digits is 84672, while the sum is 39.

The square root of 76427229 is about 8742.2668113024. The cubic root of 76427229 is about 424.3745892371.

The spelling of 76427229 in words is "seventy-six million, four hundred twenty-seven thousand, two hundred twenty-nine".