766028670 has 64 divisors (see below), whose sum is σ = 2123594496. Its totient is φ = 174778880.

The previous prime is 766028633. The next prime is 766028671. The reversal of 766028670 is 76820667.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (766028671) 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, 62664 + ... + 73883.

It is an arithmetic number, because the mean of its divisors is an integer number (33181164).

Almost surely, 2^766028670 is an apocalyptic number.

766028670 is an abundant number, since it is smaller than the sum of its proper divisors (1357565826).

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

766028670 is a wasteful number, since it uses less digits than its factorization.

766028670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136585.

The product of its (nonzero) digits is 169344, while the sum is 42.

The square root of 766028670 is about 27677.2229459532. Note that the first 3 decimals coincide. The cubic root of 766028670 is about 914.9871776996.

The spelling of 766028670 in words is "seven hundred sixty-six million, twenty-eight thousand, six hundred seventy".