106440552 has 48 divisors (see below), whose sum is σ = 289357380. Its totient is φ = 35347200.

The previous prime is 106440517. The next prime is 106440557. The reversal of 106440552 is 255044601.

106440552 is a `hidden beast` number, since 10 + 64 + 40 + 552 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 101485476 + 4955076 = 10074^2 + 2226^2 .

It is a super-2 number, since 2×106440552² = 22659182220129408, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106440557) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17602 + ... + 22862.

Almost surely, 2^106440552 is an apocalyptic number.

106440552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

106440552 is an abundant number, since it is smaller than the sum of its proper divisors (182916828).

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

106440552 is a wasteful number, since it uses less digits than its factorization.

106440552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5554 (or 5547 counting only the distinct ones).

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

The square root of 106440552 is about 10317.0030532127. The cubic root of 106440552 is about 473.9170928008.

It can be divided in two parts, 1064 and 40552, that added together give a triangular number (41616 = T₂₈₈).

The spelling of 106440552 in words is "one hundred six million, four hundred forty thousand, five hundred fifty-two".