46139222 has 16 divisors (see below), whose sum is σ = 73375872. Its totient is φ = 21720960.

The previous prime is 46139221. The next prime is 46139237. The reversal of 46139222 is 22293164.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46139221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7763 + ... + 12350.

It is an arithmetic number, because the mean of its divisors is an integer number (4585992).

Almost surely, 2^46139222 is an apocalyptic number.

46139222 is a deficient number, since it is larger than the sum of its proper divisors (27236650).

46139222 is a wasteful number, since it uses less digits than its factorization.

46139222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20183.

The product of its digits is 5184, while the sum is 29.

The square root of 46139222 is about 6792.5858110148. The cubic root of 46139222 is about 358.6659006370.

The spelling of 46139222 in words is "forty-six million, one hundred thirty-nine thousand, two hundred twenty-two".