2904093 has 48 divisors (see below), whose sum is σ = 4979520. Its totient is φ = 1679616.

The previous prime is 2904073. The next prime is 2904103. The reversal of 2904093 is 3904092.

It is not a de Polignac number, because 2904093 - 2⁵ = 2904061 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2904073) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 78471 + ... + 78507.

It is an arithmetic number, because the mean of its divisors is an integer number (103740).

2^2904093 is an apocalyptic number.

It is an amenable number.

2904093 is a deficient number, since it is larger than the sum of its proper divisors (2075427).

2904093 is a wasteful number, since it uses less digits than its factorization.

2904093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88 (or 76 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 2904093 is about 1704.1399590409. The cubic root of 2904093 is about 142.6713727691.

Subtracting 2904093 from its reverse (3904092), we obtain a palindrome (999999).

The spelling of 2904093 in words is "two million, nine hundred four thousand, ninety-three".