3099492 has 48 divisors (see below), whose sum is σ = 8769600. Its totient is φ = 938880.

The previous prime is 3099463. The next prime is 3099497. The reversal of 3099492 is 2949903.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (3099497) 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, 117 + ... + 2492.

It is an arithmetic number, because the mean of its divisors is an integer number (182700).

Almost surely, 2^3099492 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3099492, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4384800).

3099492 is an abundant number, since it is smaller than the sum of its proper divisors (5670108).

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

3099492 is a wasteful number, since it uses less digits than its factorization.

3099492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2633 (or 2625 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 36.

The square root of 3099492 is about 1760.5374179494. The cubic root of 3099492 is about 145.8020084737.

It can be divided in two parts, 309 and 9492, that added together give a square (9801 = 99²).

The spelling of 3099492 in words is "three million, ninety-nine thousand, four hundred ninety-two".