2152537 has 8 divisors (see below), whose sum is σ = 2227104. Its totient is φ = 2079168.

The previous prime is 2152517. The next prime is 2152559. The reversal of 2152537 is 7352512.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2152537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2152517) 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, 4638 + ... + 5080.

It is an arithmetic number, because the mean of its divisors is an integer number (278388).

2^2152537 is an apocalyptic number.

It is an amenable number.

2152537 is a deficient number, since it is larger than the sum of its proper divisors (74567).

2152537 is a wasteful number, since it uses less digits than its factorization.

2152537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 599.

The product of its digits is 2100, while the sum is 25.

The square root of 2152537 is about 1467.1526846242. The cubic root of 2152537 is about 129.1170341858.

Subtracting from 2152537 its sum of digits (25), we obtain a palindrome (2152512).

The spelling of 2152537 in words is "two million, one hundred fifty-two thousand, five hundred thirty-seven".