1253624432 has 40 divisors (see below), whose sum is σ = 2451767184. Its totient is φ = 620939264.

The previous prime is 1253624431. The next prime is 1253624443. The reversal of 1253624432 is 2344263521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1253624431) 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, 976463 + ... + 977745.

Almost surely, 2^1253624432 is an apocalyptic number.

It is an amenable number.

1253624432 is a deficient number, since it is larger than the sum of its proper divisors (1198142752).

1253624432 is a wasteful number, since it uses less digits than its factorization.

1253624432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1817 (or 1811 counting only the distinct ones).

The product of its digits is 34560, while the sum is 32.

The square root of 1253624432 is about 35406.5591663466. The cubic root of 1253624432 is about 1078.2574872871.

Adding to 1253624432 its reverse (2344263521), we get a palindrome (3597887953).

The spelling of 1253624432 in words is "one billion, two hundred fifty-three million, six hundred twenty-four thousand, four hundred thirty-two".