77709482 has 16 divisors (see below), whose sum is σ = 123586560. Its totient is φ = 36520128.

The previous prime is 77709469. The next prime is 77709493. The reversal of 77709482 is 28490777.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42593 + ... + 44379.

It is an arithmetic number, because the mean of its divisors is an integer number (7724160).

Almost surely, 2^77709482 is an apocalyptic number.

77709482 is a deficient number, since it is larger than the sum of its proper divisors (45877078).

77709482 is a wasteful number, since it uses less digits than its factorization.

77709482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3085.

The product of its (nonzero) digits is 197568, while the sum is 44.

The square root of 77709482 is about 8815.2981798689. The cubic root of 77709482 is about 426.7347448607.

The spelling of 77709482 in words is "seventy-seven million, seven hundred nine thousand, four hundred eighty-two".