2154994 has 8 divisors (see below), whose sum is σ = 3242160. Its totient is φ = 1074276.

The previous prime is 2154979. The next prime is 2155003. The reversal of 2154994 is 4994512.

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

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, 664 + ... + 2179.

It is an arithmetic number, because the mean of its divisors is an integer number (405270).

2^2154994 is an apocalyptic number.

2154994 is a deficient number, since it is larger than the sum of its proper divisors (1087166).

2154994 is a wasteful number, since it uses less digits than its factorization.

2154994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3224.

The product of its digits is 12960, while the sum is 34.

The square root of 2154994 is about 1467.9897819808. The cubic root of 2154994 is about 129.1661421183.

The spelling of 2154994 in words is "two million, one hundred fifty-four thousand, nine hundred ninety-four".