2539632 has 40 divisors (see below), whose sum is σ = 6622096. Its totient is φ = 838656.

The previous prime is 2539631. The next prime is 2539633. The reversal of 2539632 is 2369352.

It is an interprime number because it is at equal distance from previous prime (2539631) and next prime (2539633).

It is a d-powerful number, because it can be written as 2⁷ + 5⁹ + 3⁴ + 9 + 6⁶ + 3¹² + 2¹³ .

It is a self number, because there is not a number n which added to its sum of digits gives 2539632.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2539631) 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, 7368 + ... + 7704.

2^2539632 is an apocalyptic number.

It is an amenable number.

2539632 is an abundant number, since it is smaller than the sum of its proper divisors (4082464).

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

2539632 is a wasteful number, since it uses less digits than its factorization.

2539632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505 (or 499 counting only the distinct ones).

The product of its digits is 9720, while the sum is 30.

The square root of 2539632 is about 1593.6222890008. The cubic root of 2539632 is about 136.4343093862.

The spelling of 2539632 in words is "two million, five hundred thirty-nine thousand, six hundred thirty-two".