703628961 has 16 divisors (see below), whose sum is σ = 1089775488. Its totient is φ = 395481600.

The previous prime is 703628953. The next prime is 703628987. The reversal of 703628961 is 169826307.

It is a happy number.

It is not a de Polignac number, because 703628961 - 2³ = 703628953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (703623961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 273360 + ... + 275921.

It is an arithmetic number, because the mean of its divisors is an integer number (68110968).

Almost surely, 2^703628961 is an apocalyptic number.

It is an amenable number.

703628961 is a deficient number, since it is larger than the sum of its proper divisors (386146527).

703628961 is a wasteful number, since it uses less digits than its factorization.

703628961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549352.

The product of its (nonzero) digits is 108864, while the sum is 42.

The square root of 703628961 is about 26526.0053720872. The cubic root of 703628961 is about 889.4357240382.

The spelling of 703628961 in words is "seven hundred three million, six hundred twenty-eight thousand, nine hundred sixty-one".