2523345 has 32 divisors (see below), whose sum is σ = 4523904. Its totient is φ = 1190400.

The previous prime is 2523343. The next prime is 2523347. The reversal of 2523345 is 5433252.

2523345 = T₂₇₅ + T₂₇₆ + ... + T₃₂₉.

It is an interprime number because it is at equal distance from previous prime (2523343) and next prime (2523347).

It is not a de Polignac number, because 2523345 - 2¹ = 2523343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2523343) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6579 + ... + 6951.

It is an arithmetic number, because the mean of its divisors is an integer number (141372).

2^2523345 is an apocalyptic number.

It is an amenable number.

2523345 is a deficient number, since it is larger than the sum of its proper divisors (2000559).

2523345 is a wasteful number, since it uses less digits than its factorization.

2523345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433.

The product of its digits is 3600, while the sum is 24.

The square root of 2523345 is about 1588.5040132149. The cubic root of 2523345 is about 136.1420265130.

Adding to 2523345 its reverse (5433252), we get a palindrome (7956597).

The spelling of 2523345 in words is "two million, five hundred twenty-three thousand, three hundred forty-five".