2506923 has 8 divisors (see below), whose sum is σ = 3714000. Its totient is φ = 1671264.

The previous prime is 2506919. The next prime is 2506927. The reversal of 2506923 is 3296052.

It is an interprime number because it is at equal distance from previous prime (2506919) and next prime (2506927).

It is not a de Polignac number, because 2506923 - 2² = 2506919 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 92849 = 2506923 / (2 + 5 + 0 + 6 + 9 + 2 + 3).

It is not an unprimeable number, because it can be changed into a prime (2506927) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46398 + ... + 46451.

It is an arithmetic number, because the mean of its divisors is an integer number (464250).

2^2506923 is an apocalyptic number.

2506923 is a deficient number, since it is larger than the sum of its proper divisors (1207077).

2506923 is an equidigital number, since it uses as much as digits as its factorization.

2506923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92858 (or 92852 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 2506923 is about 1583.3265613890. The cubic root of 2506923 is about 135.8460447871.

The spelling of 2506923 in words is "two million, five hundred six thousand, nine hundred twenty-three".