101552642 has 16 divisors (see below), whose sum is σ = 156714432. Its totient is φ = 49319280.

The previous prime is 101552603. The next prime is 101552653. The reversal of 101552642 is 246255101.

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, 78017 + ... + 79307.

It is an arithmetic number, because the mean of its divisors is an integer number (9794652).

Almost surely, 2^101552642 is an apocalyptic number.

101552642 is a deficient number, since it is larger than the sum of its proper divisors (55161790).

101552642 is a wasteful number, since it uses less digits than its factorization.

101552642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2393.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 101552642 is about 10077.3330797389. Note that the first 3 decimals coincide. The cubic root of 101552642 is about 466.5487986901.

The spelling of 101552642 in words is "one hundred one million, five hundred fifty-two thousand, six hundred forty-two".