4012902 has 48 divisors (see below), whose sum is σ = 9434880. Its totient is φ = 1275912.

The previous prime is 4012873. The next prime is 4012927. The reversal of 4012902 is 2092104.

It is a super-2 number, since 2×4012902² = 32206764923208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10999 + ... + 11357.

It is an arithmetic number, because the mean of its divisors is an integer number (196560).

Almost surely, 2^4012902 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4012902, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4717440).

4012902 is an abundant number, since it is smaller than the sum of its proper divisors (5421978).

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

4012902 is a wasteful number, since it uses less digits than its factorization.

4012902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399 (or 387 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 4012902 is about 2003.2229032237. Note that the first 3 decimals coincide. The cubic root of 4012902 is about 158.9105940938.

The spelling of 4012902 in words is "four million, twelve thousand, nine hundred two".