766963490 has 8 divisors (see below), whose sum is σ = 1380534300. Its totient is φ = 306785392.

The previous prime is 766963489. The next prime is 766963501. The reversal of 766963490 is 94369667.

It can be written as a sum of positive squares in 2 ways, for example, as 765794929 + 1168561 = 27673^2 + 1081^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38348165 + ... + 38348184.

Almost surely, 2^766963490 is an apocalyptic number.

766963490 is a deficient number, since it is larger than the sum of its proper divisors (613570810).

766963490 is a wasteful number, since it uses less digits than its factorization.

766963490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76696356.

The product of its (nonzero) digits is 1469664, while the sum is 50.

The square root of 766963490 is about 27694.1056905617. The cubic root of 766963490 is about 915.3592267026.

The spelling of 766963490 in words is "seven hundred sixty-six million, nine hundred sixty-three thousand, four hundred ninety".