77466730 has 16 divisors (see below), whose sum is σ = 152116704. Its totient is φ = 28169680.

The previous prime is 77466721. The next prime is 77466749. The reversal of 77466730 is 3766477.

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, 352012 + ... + 352231.

It is an arithmetic number, because the mean of its divisors is an integer number (9507294).

Almost surely, 2^77466730 is an apocalyptic number.

77466730 is a deficient number, since it is larger than the sum of its proper divisors (74649974).

77466730 is a wasteful number, since it uses less digits than its factorization.

77466730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704261.

The product of its (nonzero) digits is 148176, while the sum is 40.

The square root of 77466730 is about 8801.5186189657. The cubic root of 77466730 is about 426.2899309862.

The spelling of 77466730 in words is "seventy-seven million, four hundred sixty-six thousand, seven hundred thirty".