422069631 has 4 divisors (see below), whose sum is σ = 562759512. Its totient is φ = 281379752.

The previous prime is 422069623. The next prime is 422069651. The reversal of 422069631 is 136960224.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 422069631 - 2³ = 422069623 is a prime.

It is a super-2 number, since 2×422069631² = 356285546824952322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 422069592 and 422069601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422069611) 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, 70344936 + ... + 70344941.

It is an arithmetic number, because the mean of its divisors is an integer number (140689878).

Almost surely, 2^422069631 is an apocalyptic number.

422069631 is a deficient number, since it is larger than the sum of its proper divisors (140689881).

422069631 is a wasteful number, since it uses less digits than its factorization.

422069631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140689880.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 422069631 is about 20544.3333062915. Note that the first 4 decimals coincide. The cubic root of 422069631 is about 750.1153191566.

The spelling of 422069631 in words is "four hundred twenty-two million, sixty-nine thousand, six hundred thirty-one".