1043421632 has 56 divisors (see below), whose sum is σ = 2377683840. Its totient is φ = 449314560.

The previous prime is 1043421629. The next prime is 1043421677. The reversal of 1043421632 is 2361243401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25628 + ... + 52379.

It is an arithmetic number, because the mean of its divisors is an integer number (42458640).

Almost surely, 2^1043421632 is an apocalyptic number.

It is an amenable number.

1043421632 is an abundant number, since it is smaller than the sum of its proper divisors (1334262208).

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

1043421632 is a wasteful number, since it uses less digits than its factorization.

1043421632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78049 (or 78039 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 1043421632 is about 32302.0375827903. The cubic root of 1043421632 is about 1014.2692960530.

The spelling of 1043421632 in words is "one billion, forty-three million, four hundred twenty-one thousand, six hundred thirty-two".