138622462 has 16 divisors (see below), whose sum is σ = 227683584. Its totient is φ = 62775000.

The previous prime is 138622457. The next prime is 138622487. The reversal of 138622462 is 264226831.

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, 5664 + ... + 17587.

It is an arithmetic number, because the mean of its divisors is an integer number (14230224).

Almost surely, 2^138622462 is an apocalyptic number.

138622462 is a deficient number, since it is larger than the sum of its proper divisors (89061122).

138622462 is a wasteful number, since it uses less digits than its factorization.

138622462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23535.

The product of its digits is 27648, while the sum is 34.

The square root of 138622462 is about 11773.8040581623. The cubic root of 138622462 is about 517.5407322447.

The spelling of 138622462 in words is "one hundred thirty-eight million, six hundred twenty-two thousand, four hundred sixty-two".