422993758 has 16 divisors (see below), whose sum is σ = 692778240. Its totient is φ = 192101400.

The previous prime is 422993741. The next prime is 422993773. The reversal of 422993758 is 857399224.

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, 19273 + ... + 34891.

It is an arithmetic number, because the mean of its divisors is an integer number (43298640).

Almost surely, 2^422993758 is an apocalyptic number.

422993758 is a deficient number, since it is larger than the sum of its proper divisors (269784482).

422993758 is a wasteful number, since it uses less digits than its factorization.

422993758 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16863.

The product of its digits is 1088640, while the sum is 49.

The square root of 422993758 is about 20566.8120524305. The cubic root of 422993758 is about 750.6623825307.

The spelling of 422993758 in words is "four hundred twenty-two million, nine hundred ninety-three thousand, seven hundred fifty-eight".