2375991 has 24 divisors (see below), whose sum is σ = 3616704. Its totient is φ = 1501440.

The previous prime is 2375981. The next prime is 2375993. The reversal of 2375991 is 1995732.

It is not a de Polignac number, because 2375991 - 2⁹ = 2375479 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2375993) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17275 + ... + 17411.

It is an arithmetic number, because the mean of its divisors is an integer number (150696).

2^2375991 is an apocalyptic number.

2375991 is a deficient number, since it is larger than the sum of its proper divisors (1240713).

2375991 is a wasteful number, since it uses less digits than its factorization.

2375991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231 (or 228 counting only the distinct ones).

The product of its digits is 17010, while the sum is 36.

The square root of 2375991 is about 1541.4249900660. The cubic root of 2375991 is about 133.4386369506.

The spelling of 2375991 in words is "two million, three hundred seventy-five thousand, nine hundred ninety-one".