77276364 has 48 divisors (see below), whose sum is σ = 198057216. Its totient is φ = 23256000.

The previous prime is 77276359. The next prime is 77276377. The reversal of 77276364 is 46367277.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17994 + ... + 21870.

It is an arithmetic number, because the mean of its divisors is an integer number (4126192).

Almost surely, 2^77276364 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 77276364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99028608).

77276364 is an abundant number, since it is smaller than the sum of its proper divisors (120780852).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

77276364 is a wasteful number, since it uses less digits than its factorization.

77276364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4046 (or 4044 counting only the distinct ones).

The product of its digits is 296352, while the sum is 42.

The square root of 77276364 is about 8790.6975832410. The cubic root of 77276364 is about 425.9404576350.

The spelling of 77276364 in words is "seventy-seven million, two hundred seventy-six thousand, three hundred sixty-four".