889455745 has 8 divisors (see below), whose sum is σ = 1068091200. Its totient is φ = 711068400.

The previous prime is 889455737. The next prime is 889455769. The reversal of 889455745 is 547554988.

It is a happy number.

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

It is not a de Polignac number, because 889455745 - 2³ = 889455737 is a prime.

It is a super-2 number, since 2×889455745² = 1582263044627010050, which contains 22 as substring.

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, 54045 + ... + 68554.

It is an arithmetic number, because the mean of its divisors is an integer number (133511400).

Almost surely, 2^889455745 is an apocalyptic number.

It is an amenable number.

889455745 is a deficient number, since it is larger than the sum of its proper divisors (178635455).

889455745 is a wasteful number, since it uses less digits than its factorization.

889455745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124055.

The product of its digits is 8064000, while the sum is 55.

The square root of 889455745 is about 29823.7446508650. The cubic root of 889455745 is about 961.7040571026.

The spelling of 889455745 in words is "eight hundred eighty-nine million, four hundred fifty-five thousand, seven hundred forty-five".