736874321 has 8 divisors (see below), whose sum is σ = 776337600. Its totient is φ = 697479120.

The previous prime is 736874291. The next prime is 736874329. The reversal of 736874321 is 123478637.

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

It is a cyclic number.

It is not a de Polignac number, because 736874321 - 2²⁶ = 669765457 is a prime.

It is a super-2 number, since 2×736874321² = 1085967529898422082, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (736874329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6020 + ... + 38858.

It is an arithmetic number, because the mean of its divisors is an integer number (97042200).

Almost surely, 2^736874321 is an apocalyptic number.

It is an amenable number.

736874321 is a deficient number, since it is larger than the sum of its proper divisors (39463279).

736874321 is a wasteful number, since it uses less digits than its factorization.

736874321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34039.

The product of its digits is 169344, while the sum is 41.

The square root of 736874321 is about 27145.4290995740. The cubic root of 736874321 is about 903.2288635088.

The spelling of 736874321 in words is "seven hundred thirty-six million, eight hundred seventy-four thousand, three hundred twenty-one".