106744572 has 72 divisors (see below), whose sum is σ = 297176880. Its totient is φ = 32037120.

The previous prime is 106744549. The next prime is 106744579. The reversal of 106744572 is 275447601.

106744572 is a `hidden beast` number, since 10 + 6 + 74 + 4 + 572 = 666.

It is a super-2 number, since 2×106744572² = 22788807302926368, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106744579) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41928 + ... + 44400.

Almost surely, 2^106744572 is an apocalyptic number.

106744572 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 106744572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148588440).

106744572 is an abundant number, since it is smaller than the sum of its proper divisors (190432308).

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

106744572 is a wasteful number, since it uses less digits than its factorization.

106744572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2603 (or 2598 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 36.

The square root of 106744572 is about 10331.7264772157. The cubic root of 106744572 is about 474.3678712339.

The spelling of 106744572 in words is "one hundred six million, seven hundred forty-four thousand, five hundred seventy-two".