745733402 has 8 divisors (see below), whose sum is σ = 1118877300. Its totient is φ = 372774304.

The previous prime is 745733371. The next prime is 745733437. The reversal of 745733402 is 204337547.

It can be written as a sum of positive squares in 2 ways, for example, as 649281361 + 96452041 = 25481^2 + 9821^2 .

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

It is a super-2 number, since 2×745733402² = 1112236613716987208, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35627 + ... + 52542.

Almost surely, 2^745733402 is an apocalyptic number.

745733402 is a deficient number, since it is larger than the sum of its proper divisors (373143898).

745733402 is a wasteful number, since it uses less digits than its factorization.

745733402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92400.

The product of its (nonzero) digits is 70560, while the sum is 35.

The square root of 745733402 is about 27308.1197082479. The cubic root of 745733402 is about 906.8341472315.

The spelling of 745733402 in words is "seven hundred forty-five million, seven hundred thirty-three thousand, four hundred two".