845090046 has 24 divisors (see below), whose sum is σ = 1836318744. Its totient is φ = 280882800.

The previous prime is 845090021. The next prime is 845090053. The reversal of 845090046 is 640090548.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61405 + ... + 73896.

It is an arithmetic number, because the mean of its divisors is an integer number (76513281).

Almost surely, 2^845090046 is an apocalyptic number.

845090046 is an abundant number, since it is smaller than the sum of its proper divisors (991228698).

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

845090046 is a wasteful number, since it uses less digits than its factorization.

845090046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135656 (or 135653 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 845090046 is about 29070.4325045225. The cubic root of 845090046 is about 945.4407753133.

The spelling of 845090046 in words is "eight hundred forty-five million, ninety thousand, forty-six".