1242364632 has 32 divisors (see below), whose sum is σ = 3110192880. Its totient is φ = 413550720.

The previous prime is 1242364631. The next prime is 1242364637. The reversal of 1242364632 is 2364632421.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1242364593 and 1242364602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1242364631) 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, 17719 + ... + 52902.

Almost surely, 2^1242364632 is an apocalyptic number.

1242364632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1242364632 is an abundant number, since it is smaller than the sum of its proper divisors (1867828248).

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

1242364632 is a wasteful number, since it uses less digits than its factorization.

1242364632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71363 (or 71359 counting only the distinct ones).

The product of its digits is 41472, while the sum is 33.

The square root of 1242364632 is about 35247.1932499596. The cubic root of 1242364632 is about 1075.0195437586.

The spelling of 1242364632 in words is "one billion, two hundred forty-two million, three hundred sixty-four thousand, six hundred thirty-two".