101393408 has 22 divisors (see below), whose sum is σ = 202689846. Its totient is φ = 50696192.

The previous prime is 101393393. The next prime is 101393459. The reversal of 101393408 is 804393101.

It can be written as a sum of positive squares in only one way, i.e., 51380224 + 50013184 = 7168^2 + 7072^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48485 + ... + 50532.

Almost surely, 2^101393408 is an apocalyptic number.

It is an amenable number.

101393408 is a deficient number, since it is larger than the sum of its proper divisors (101296438).

101393408 is an frugal number, since it uses more digits than its factorization.

101393408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99037 (or 99019 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 101393408 is about 10069.4293780730. The cubic root of 101393408 is about 466.3048224534.

The spelling of 101393408 in words is "one hundred one million, three hundred ninety-three thousand, four hundred eight".