163070742 has 16 divisors (see below), whose sum is σ = 328144320. Its totient is φ = 54023112.

The previous prime is 163070737. The next prime is 163070753. The reversal of 163070742 is 247070361.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82392 + ... + 84347.

It is an arithmetic number, because the mean of its divisors is an integer number (20509020).

Almost surely, 2^163070742 is an apocalyptic number.

163070742 is an abundant number, since it is smaller than the sum of its proper divisors (165073578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

163070742 is a wasteful number, since it uses less digits than its factorization.

163070742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166907.

The product of its (nonzero) digits is 7056, while the sum is 30.

The square root of 163070742 is about 12769.9155048105. The cubic root of 163070742 is about 546.3345706692.

The spelling of 163070742 in words is "one hundred sixty-three million, seventy thousand, seven hundred forty-two".