745869558 has 16 divisors (see below), whose sum is σ = 1704844800. Its totient is φ = 213105576.

The previous prime is 745869541. The next prime is 745869601. The reversal of 745869558 is 855968547.

745869558 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×745869558² = 1112642795102230728, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 745869498 and 745869507.

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, 8879358 + ... + 8879441.

It is an arithmetic number, because the mean of its divisors is an integer number (106552800).

Almost surely, 2^745869558 is an apocalyptic number.

745869558 is an abundant number, since it is smaller than the sum of its proper divisors (958975242).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

745869558 is a wasteful number, since it uses less digits than its factorization.

745869558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17758811.

The product of its digits is 12096000, while the sum is 57.

The square root of 745869558 is about 27310.6125526324. The cubic root of 745869558 is about 906.8893337974.

The spelling of 745869558 in words is "seven hundred forty-five million, eight hundred sixty-nine thousand, five hundred fifty-eight".