85563402 has 16 divisors (see below), whose sum is σ = 171252480. Its totient is φ = 28500192.

The previous prime is 85563389. The next prime is 85563407. The reversal of 85563402 is 20436558.

It is not an unprimeable number, because it can be changed into a prime (85563407) 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, 5223 + ... + 14085.

It is an arithmetic number, because the mean of its divisors is an integer number (10703280).

Almost surely, 2^85563402 is an apocalyptic number.

85563402 is an abundant number, since it is smaller than the sum of its proper divisors (85689078).

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

85563402 is a wasteful number, since it uses less digits than its factorization.

85563402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10477.

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 85563402 is about 9250.0487566283. The cubic root of 85563402 is about 440.6522729258.

The spelling of 85563402 in words is "eighty-five million, five hundred sixty-three thousand, four hundred two".