842972414 has 4 divisors (see below), whose sum is σ = 1264458624. Its totient is φ = 421486206.

The previous prime is 842972399. The next prime is 842972441. The reversal of 842972414 is 414279248.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210743102 + ... + 210743105.

It is an arithmetic number, because the mean of its divisors is an integer number (316114656).

Almost surely, 2^842972414 is an apocalyptic number.

842972414 is a deficient number, since it is larger than the sum of its proper divisors (421486210).

842972414 is a wasteful number, since it uses less digits than its factorization.

842972414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421486209.

The product of its digits is 129024, while the sum is 41.

The square root of 842972414 is about 29033.9872218750. The cubic root of 842972414 is about 944.6504176193.

The spelling of 842972414 in words is "eight hundred forty-two million, nine hundred seventy-two thousand, four hundred fourteen".