2537536 has 28 divisors (see below), whose sum is σ = 5201920. Its totient is φ = 1226880.

The previous prime is 2537527. The next prime is 2537537. The reversal of 2537536 is 6357352.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 2537498 and 2537507.

It is not an unprimeable number, because it can be changed into a prime (2537537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1345 + ... + 2623.

2^2537536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2537536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2600960).

2537536 is an abundant number, since it is smaller than the sum of its proper divisors (2664384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2537536 is a wasteful number, since it uses less digits than its factorization.

2537536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1322 (or 1312 counting only the distinct ones).

The product of its digits is 18900, while the sum is 31.

The square root of 2537536 is about 1592.9645319341. The cubic root of 2537536 is about 136.3967652303.

The spelling of 2537536 in words is "two million, five hundred thirty-seven thousand, five hundred thirty-six".