77422652 has 12 divisors (see below), whose sum is σ = 136133256. Its totient is φ = 38527440.

The previous prime is 77422651. The next prime is 77422679. The reversal of 77422652 is 25622477.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77422651) 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, 45023 + ... + 46710.

It is an arithmetic number, because the mean of its divisors is an integer number (11344438).

Almost surely, 2^77422652 is an apocalyptic number.

It is an amenable number.

77422652 is a deficient number, since it is larger than the sum of its proper divisors (58710604).

77422652 is a wasteful number, since it uses less digits than its factorization.

77422652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91948 (or 91946 counting only the distinct ones).

The product of its digits is 47040, while the sum is 35.

The square root of 77422652 is about 8799.0142629729. The cubic root of 77422652 is about 426.2090637008.

The spelling of 77422652 in words is "seventy-seven million, four hundred twenty-two thousand, six hundred fifty-two".