76120077 has 32 divisors (see below), whose sum is σ = 113270400. Its totient is φ = 45086720.

The previous prime is 76120073. The next prime is 76120123. The reversal of 76120077 is 77002167.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 76120077 - 2² = 76120073 is a prime.

It is a super-2 number, since 2×76120077² = 11588532244971858, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76120073) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 510799 + ... + 510947.

It is an arithmetic number, because the mean of its divisors is an integer number (3539700).

Almost surely, 2^76120077 is an apocalyptic number.

It is an amenable number.

76120077 is a deficient number, since it is larger than the sum of its proper divisors (37150323).

76120077 is a wasteful number, since it uses less digits than its factorization.

76120077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413.

The product of its (nonzero) digits is 4116, while the sum is 30.

The square root of 76120077 is about 8724.6820572443. The cubic root of 76120077 is about 423.8053221774.

The spelling of 76120077 in words is "seventy-six million, one hundred twenty thousand, seventy-seven".