1240532 has 12 divisors (see below), whose sum is σ = 2192736. Its totient is φ = 614040.

The previous prime is 1240523. The next prime is 1240543. The reversal of 1240532 is 2350421.

It is a self number, because there is not a number n which added to its sum of digits gives 1240532.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1094 + ... + 1917.

It is an arithmetic number, because the mean of its divisors is an integer number (182728).

2^1240532 is an apocalyptic number.

It is an amenable number.

1240532 is a deficient number, since it is larger than the sum of its proper divisors (952204).

1240532 is a wasteful number, since it uses less digits than its factorization.

1240532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3118 (or 3116 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 1240532 is about 1113.7917220019. The cubic root of 1240532 is about 107.4490690775.

Adding to 1240532 its reverse (2350421), we get a palindrome (3590953).

The spelling of 1240532 in words is "one million, two hundred forty thousand, five hundred thirty-two".