2155094 has 8 divisors (see below), whose sum is σ = 3402840. Its totient is φ = 1020816.

The previous prime is 2155079. The next prime is 2155103. The reversal of 2155094 is 4905512.

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

It is a congruent number.

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, 28319 + ... + 28394.

It is an arithmetic number, because the mean of its divisors is an integer number (425355).

2^2155094 is an apocalyptic number.

2155094 is a deficient number, since it is larger than the sum of its proper divisors (1247746).

2155094 is a wasteful number, since it uses less digits than its factorization.

2155094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56734.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 2155094 is about 1468.0238417682. The cubic root of 2155094 is about 129.1681400225.

The spelling of 2155094 in words is "two million, one hundred fifty-five thousand, ninety-four".