842545630 has 8 divisors (see below), whose sum is σ = 1516582152. Its totient is φ = 337018248.

The previous prime is 842545601. The next prime is 842545631. The reversal of 842545630 is 36545248.

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 842545630.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (842545631) 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, 42127272 + ... + 42127291.

It is an arithmetic number, because the mean of its divisors is an integer number (189572769).

Almost surely, 2^842545630 is an apocalyptic number.

842545630 is a deficient number, since it is larger than the sum of its proper divisors (674036522).

842545630 is a wasteful number, since it uses less digits than its factorization.

842545630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84254570.

The product of its (nonzero) digits is 115200, while the sum is 37.

The square root of 842545630 is about 29026.6365602355. The cubic root of 842545630 is about 944.4909700366.

The spelling of 842545630 in words is "eight hundred forty-two million, five hundred forty-five thousand, six hundred thirty".