802421432 has 16 divisors (see below), whose sum is σ = 1512338640. Its totient is φ = 399131136.

The previous prime is 802421429. The next prime is 802421489. The reversal of 802421432 is 234124208.

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, 258308 + ... + 261395.

It is an arithmetic number, because the mean of its divisors is an integer number (94521165).

Almost surely, 2^802421432 is an apocalyptic number.

It is an amenable number.

802421432 is a deficient number, since it is larger than the sum of its proper divisors (709917208).

802421432 is a wasteful number, since it uses less digits than its factorization.

802421432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519902 (or 519898 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 802421432 is about 28327.0441804294. The cubic root of 802421432 is about 929.2534309812.

The spelling of 802421432 in words is "eight hundred two million, four hundred twenty-one thousand, four hundred thirty-two".