422551134 has 16 divisors (see below), whose sum is σ = 939002640. Its totient is φ = 140850360.

The previous prime is 422551123. The next prime is 422551169. The reversal of 422551134 is 431155224.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 422551098 and 422551107.

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, 3912457 + ... + 3912564.

It is an arithmetic number, because the mean of its divisors is an integer number (58687665).

Almost surely, 2^422551134 is an apocalyptic number.

422551134 is an abundant number, since it is smaller than the sum of its proper divisors (516451506).

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

422551134 is a wasteful number, since it uses less digits than its factorization.

422551134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7825032 (or 7825026 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 422551134 is about 20556.0485988918. The cubic root of 422551134 is about 750.4004581396.

The spelling of 422551134 in words is "four hundred twenty-two million, five hundred fifty-one thousand, one hundred thirty-four".