3649902 has 32 divisors (see below), whose sum is σ = 7699104. Its totient is φ = 1152000.

The previous prime is 3649889. The next prime is 3649903. The reversal of 3649902 is 2099463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3649903) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8902 + ... + 9302.

It is an arithmetic number, because the mean of its divisors is an integer number (240597).

Almost surely, 2^3649902 is an apocalyptic number.

3649902 is an abundant number, since it is smaller than the sum of its proper divisors (4049202).

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

3649902 is a wasteful number, since it uses less digits than its factorization.

3649902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484.

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 3649902 is about 1910.4716695099. The cubic root of 3649902 is about 153.9667944374.

The spelling of 3649902 in words is "three million, six hundred forty-nine thousand, nine hundred two".