745158782 has 16 divisors (see below), whose sum is σ = 1146372480. Its totient is φ = 363074712.

The previous prime is 745158769. The next prime is 745158803. The reversal of 745158782 is 287851547.

It is a super-2 number, since 2×745158782² = 1110523220783447048, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28319 + ... + 47877.

It is an arithmetic number, because the mean of its divisors is an integer number (71648280).

Almost surely, 2^745158782 is an apocalyptic number.

745158782 is a deficient number, since it is larger than the sum of its proper divisors (401213698).

745158782 is a wasteful number, since it uses less digits than its factorization.

745158782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20047.

The product of its digits is 627200, while the sum is 47.

The square root of 745158782 is about 27297.5966341361. The cubic root of 745158782 is about 906.6011690058.

The spelling of 745158782 in words is "seven hundred forty-five million, one hundred fifty-eight thousand, seven hundred eighty-two".