76166242 has 4 divisors (see below), whose sum is σ = 114249366. Its totient is φ = 38083120.

The previous prime is 76166213. The next prime is 76166281. The reversal of 76166242 is 24266167.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24266167 = 71 ⋅341777.

It can be written as a sum of positive squares in only one way, i.e., 51969681 + 24196561 = 7209^2 + 4919^2 .

It is a junction number, because it is equal to n+sod(n) for n = 76166198 and 76166207.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19041559 + ... + 19041562.

Almost surely, 2^76166242 is an apocalyptic number.

76166242 is a deficient number, since it is larger than the sum of its proper divisors (38083124).

76166242 is a wasteful number, since it uses less digits than its factorization.

76166242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38083123.

The product of its digits is 24192, while the sum is 34.

The square root of 76166242 is about 8727.3273113823. The cubic root of 76166242 is about 423.8909807823.

The spelling of 76166242 in words is "seventy-six million, one hundred sixty-six thousand, two hundred forty-two".