104550642 has 32 divisors (see below), whose sum is σ = 265526400. Its totient is φ = 29871504.

The previous prime is 104550583. The next prime is 104550643. The reversal of 104550642 is 246055401.

104550642 is a `hidden beast` number, since 10 + 4 + 5 + 5 + 0 + 642 = 666.

It is a super-2 number, since 2×104550642² = 21861673485224328, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (104550643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137917 + ... + 138672.

It is an arithmetic number, because the mean of its divisors is an integer number (8297700).

Almost surely, 2^104550642 is an apocalyptic number.

104550642 is an abundant number, since it is smaller than the sum of its proper divisors (160975758).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

104550642 is a wasteful number, since it uses less digits than its factorization.

104550642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276607 (or 276601 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 104550642 is about 10225.0008312958. Note that the first 3 decimals coincide. The cubic root of 104550642 is about 471.0954409211.

The spelling of 104550642 in words is "one hundred four million, five hundred fifty thousand, six hundred forty-two".