138248362 has 16 divisors (see below), whose sum is σ = 237172032. Its totient is φ = 59205600.

The previous prime is 138248353. The next prime is 138248393. The reversal of 138248362 is 263842831.

It is a super-2 number, since 2×138248362² = 38225219191366088, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22473 + ... + 27955.

It is an arithmetic number, because the mean of its divisors is an integer number (14823252).

Almost surely, 2^138248362 is an apocalyptic number.

138248362 is a deficient number, since it is larger than the sum of its proper divisors (98923670).

138248362 is a wasteful number, since it uses less digits than its factorization.

138248362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7293.

The product of its digits is 55296, while the sum is 37.

The square root of 138248362 is about 11757.9063612533. The cubic root of 138248362 is about 517.0747509662.

The spelling of 138248362 in words is "one hundred thirty-eight million, two hundred forty-eight thousand, three hundred sixty-two".