76222761 has 4 divisors (see below), whose sum is σ = 101630352. Its totient is φ = 50815172.

The previous prime is 76222739. The next prime is 76222763. The reversal of 76222761 is 16722267.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 76222761 - 2¹⁷ = 76091689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (76222763) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12703791 + ... + 12703796.

It is an arithmetic number, because the mean of its divisors is an integer number (25407588).

Almost surely, 2^76222761 is an apocalyptic number.

It is an amenable number.

76222761 is a deficient number, since it is larger than the sum of its proper divisors (25407591).

76222761 is a wasteful number, since it uses less digits than its factorization.

76222761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25407590.

The product of its digits is 14112, while the sum is 33.

The square root of 76222761 is about 8730.5647583647. The cubic root of 76222761 is about 423.9958039961.

The spelling of 76222761 in words is "seventy-six million, two hundred twenty-two thousand, seven hundred sixty-one".