46172422 has 4 divisors (see below), whose sum is σ = 69258636. Its totient is φ = 23086210.

The previous prime is 46172417. The next prime is 46172449. The reversal of 46172422 is 22427164.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11543104 + ... + 11543107.

It is an arithmetic number, because the mean of its divisors is an integer number (17314659).

Almost surely, 2^46172422 is an apocalyptic number.

46172422 is a deficient number, since it is larger than the sum of its proper divisors (23086214).

46172422 is a wasteful number, since it uses less digits than its factorization.

46172422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23086213.

The product of its digits is 5376, while the sum is 28.

The square root of 46172422 is about 6795.0292125936. The cubic root of 46172422 is about 358.7519073822.

Adding to 46172422 its reverse (22427164), we get a palindrome (68599586).

The spelling of 46172422 in words is "forty-six million, one hundred seventy-two thousand, four hundred twenty-two".