842211315 has 24 divisors (see below), whose sum is σ = 1592545968. Its totient is φ = 408344640.

The previous prime is 842211311. The next prime is 842211329. The reversal of 842211315 is 513112248.

It is not a de Polignac number, because 842211315 - 2² = 842211311 is a prime.

It is a super-2 number, since 2×842211315² = 1418639798228058450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (842211311) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 850224 + ... + 851213.

It is an arithmetic number, because the mean of its divisors is an integer number (66356082).

Almost surely, 2^842211315 is an apocalyptic number.

842211315 is a deficient number, since it is larger than the sum of its proper divisors (750334653).

842211315 is a wasteful number, since it uses less digits than its factorization.

842211315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1701459 (or 1701456 counting only the distinct ones).

The product of its digits is 1920, while the sum is 27.

The square root of 842211315 is about 29020.8772265760. The cubic root of 842211315 is about 944.3660314932.

The spelling of 842211315 in words is "eight hundred forty-two million, two hundred eleven thousand, three hundred fifteen".