20083402 has 8 divisors (see below), whose sum is σ = 30268512. Its totient is φ = 9993900.

The previous prime is 20083391. The next prime is 20083403. The reversal of 20083402 is 20438002.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 20083402.

It is not an unprimeable number, because it can be changed into a prime (20083403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23374 + ... + 24217.

It is an arithmetic number, because the mean of its divisors is an integer number (3783564).

Almost surely, 2^20083402 is an apocalyptic number.

20083402 is a deficient number, since it is larger than the sum of its proper divisors (10185110).

20083402 is a wasteful number, since it uses less digits than its factorization.

20083402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47804.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 20083402 is about 4481.4508811321. The cubic root of 20083402 is about 271.8185514902.

The spelling of 20083402 in words is "twenty million, eighty-three thousand, four hundred two".