838958745 has 16 divisors (see below), whose sum is σ = 1345334400. Its totient is φ = 446444544.

The previous prime is 838958713. The next prime is 838958753. The reversal of 838958745 is 547859838.

It is a happy number.

It is not a de Polignac number, because 838958745 - 2⁵ = 838958713 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55549 + ... + 69018.

It is an arithmetic number, because the mean of its divisors is an integer number (84083400).

Almost surely, 2^838958745 is an apocalyptic number.

It is an amenable number.

838958745 is a deficient number, since it is larger than the sum of its proper divisors (506375655).

838958745 is a wasteful number, since it uses less digits than its factorization.

838958745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125024.

The product of its digits is 9676800, while the sum is 57.

The square root of 838958745 is about 28964.7845667804. The cubic root of 838958745 is about 943.1487679999.

The spelling of 838958745 in words is "eight hundred thirty-eight million, nine hundred fifty-eight thousand, seven hundred forty-five".