738460978 has 8 divisors (see below), whose sum is σ = 1128591468. Its totient is φ = 362263824.

The previous prime is 738460969. The next prime is 738460979. The reversal of 738460978 is 879064837.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 584527329 + 153933649 = 24177^2 + 12407^2 .

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

It is not an unprimeable number, because it can be changed into a prime (738460979) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3483201 + ... + 3483412.

Almost surely, 2^738460978 is an apocalyptic number.

738460978 is a deficient number, since it is larger than the sum of its proper divisors (390130490).

738460978 is a wasteful number, since it uses less digits than its factorization.

738460978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6966668.

The product of its (nonzero) digits is 2032128, while the sum is 52.

The square root of 738460978 is about 27174.6385072553. The cubic root of 738460978 is about 903.8766840758.

The spelling of 738460978 in words is "seven hundred thirty-eight million, four hundred sixty thousand, nine hundred seventy-eight".