3651621092 has 12 divisors (see below), whose sum is σ = 7303242240. Its totient is φ = 1564980456.

The previous prime is 3651621079. The next prime is 3651621109. The reversal of 3651621092 is 2901261563.

3651621092 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

3651621092 is an admirable number.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65207492 + ... + 65207547.

It is an arithmetic number, because the mean of its divisors is an integer number (608603520).

Almost surely, 2^3651621092 is an apocalyptic number.

It is an amenable number.

3651621092 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3651621092 is a wasteful number, since it uses less digits than its factorization.

3651621092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130415050 (or 130415048 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 3651621092 is about 60428.6446314991. The cubic root of 3651621092 is about 1539.9096326352.

The spelling of 3651621092 in words is "three billion, six hundred fifty-one million, six hundred twenty-one thousand, ninety-two".