2972618 has 8 divisors (see below), whose sum is σ = 4864320. Its totient is φ = 1351180.

The previous prime is 2972573. The next prime is 2972639. The reversal of 2972618 is 8162792.

It is a happy number.

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

It is a Curzon number.

It is a nialpdrome in base 12.

It is an unprimeable number.

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, 67538 + ... + 67581.

It is an arithmetic number, because the mean of its divisors is an integer number (608040).

2^2972618 is an apocalyptic number.

2972618 is a deficient number, since it is larger than the sum of its proper divisors (1891702).

2972618 is a wasteful number, since it uses less digits than its factorization.

2972618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135132.

The product of its digits is 12096, while the sum is 35.

The square root of 2972618 is about 1724.1281854897. The cubic root of 2972618 is about 143.7848187868.

The spelling of 2972618 in words is "two million, nine hundred seventy-two thousand, six hundred eighteen".