100552374 has 64 divisors (see below), whose sum is σ = 242081280. Its totient is φ = 30754080.

The previous prime is 100552373. The next prime is 100552379. The reversal of 100552374 is 473255001.

It is a happy number.

100552374 is a `hidden beast` number, since 100 + 552 + 3 + 7 + 4 = 666.

It is a super-2 number, since 2×100552374² = 20221559834071752, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100552373) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 159039 + ... + 159669.

It is an arithmetic number, because the mean of its divisors is an integer number (3782520).

Almost surely, 2^100552374 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100552374, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121040640).

100552374 is an abundant number, since it is smaller than the sum of its proper divisors (141528906).

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

100552374 is a wasteful number, since it uses less digits than its factorization.

100552374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 882 (or 876 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 100552374 is about 10027.5806653450. The cubic root of 100552374 is about 465.0119455828.

It can be divided in two parts, 10055237 and 4, that added together give a square (10055241 = 3171²).

The spelling of 100552374 in words is "one hundred million, five hundred fifty-two thousand, three hundred seventy-four".