4591902 has 16 divisors (see below), whose sum is σ = 10495872. Its totient is φ = 1311960.

The previous prime is 4591891. The next prime is 4591903. The reversal of 4591902 is 2091954.

It is a happy number.

It is a nialpdrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 4591902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4591903) 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, 54624 + ... + 54707.

It is an arithmetic number, because the mean of its divisors is an integer number (655992).

Almost surely, 2^4591902 is an apocalyptic number.

4591902 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

4591902 is an abundant number, since it is smaller than the sum of its proper divisors (5903970).

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

4591902 is a wasteful number, since it uses less digits than its factorization.

4591902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109343.

The product of its (nonzero) digits is 3240, while the sum is 30.

The square root of 4591902 is about 2142.8723713745. The cubic root of 4591902 is about 166.2126997178.

The spelling of 4591902 in words is "four million, five hundred ninety-one thousand, nine hundred two".