845898402 has 16 divisors (see below), whose sum is σ = 1715625792. Its totient is φ = 277994640.

The previous prime is 845898397. The next prime is 845898409. The reversal of 845898402 is 204898548.

It is not an unprimeable number, because it can be changed into a prime (845898409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 992413 + ... + 993264.

It is an arithmetic number, because the mean of its divisors is an integer number (107226612).

Almost surely, 2^845898402 is an apocalyptic number.

845898402 is an abundant number, since it is smaller than the sum of its proper divisors (869727390).

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

845898402 is a wasteful number, since it uses less digits than its factorization.

845898402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1985753.

The product of its (nonzero) digits is 737280, while the sum is 48.

The square root of 845898402 is about 29084.3325864631. The cubic root of 845898402 is about 945.7421274902.

The spelling of 845898402 in words is "eight hundred forty-five million, eight hundred ninety-eight thousand, four hundred two".