2915242 has 8 divisors (see below), whose sum is σ = 4770432. Its totient is φ = 1325100.

The previous prime is 2915219. The next prime is 2915243. The reversal of 2915242 is 2425192.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2915243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66234 + ... + 66277.

It is an arithmetic number, because the mean of its divisors is an integer number (596304).

2^2915242 is an apocalyptic number.

2915242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2915242 is a deficient number, since it is larger than the sum of its proper divisors (1855190).

2915242 is a wasteful number, since it uses less digits than its factorization.

2915242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132524.

The product of its digits is 1440, while the sum is 25.

The square root of 2915242 is about 1707.4079770225. The cubic root of 2915242 is about 142.8537144892.

The spelling of 2915242 in words is "two million, nine hundred fifteen thousand, two hundred forty-two".