1432642020 has 96 divisors (see below), whose sum is σ = 4255711488. Its totient is φ = 358858752.

The previous prime is 1432642019. The next prime is 1432642031. The reversal of 1432642020 is 202462341.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 685417 + ... + 687503.

It is an arithmetic number, because the mean of its divisors is an integer number (44330328).

Almost surely, 2^1432642020 is an apocalyptic number.

1432642020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1432642020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2127855744).

1432642020 is an abundant number, since it is smaller than the sum of its proper divisors (2823069468).

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

1432642020 is a wasteful number, since it uses less digits than its factorization.

1432642020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2789 (or 2787 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 1432642020 is about 37850.2578590952. The cubic root of 1432642020 is about 1127.3165815208.

The spelling of 1432642020 in words is "one billion, four hundred thirty-two million, six hundred forty-two thousand, twenty".