76213426 has 4 divisors (see below), whose sum is σ = 114320142. Its totient is φ = 38106712.

The previous prime is 76213391. The next prime is 76213439. The reversal of 76213426 is 62431267.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 38452401 + 37761025 = 6201^2 + 6145^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19053355 + ... + 19053358.

Almost surely, 2^76213426 is an apocalyptic number.

76213426 is a deficient number, since it is larger than the sum of its proper divisors (38106716).

76213426 is a wasteful number, since it uses less digits than its factorization.

76213426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38106715.

The product of its digits is 12096, while the sum is 31.

The square root of 76213426 is about 8730.0301259503. The cubic root of 76213426 is about 423.9784943703.

The spelling of 76213426 in words is "seventy-six million, two hundred thirteen thousand, four hundred twenty-six".