117401572 has 24 divisors (see below), whose sum is σ = 210003192. Its totient is φ = 57408000.

The previous prime is 117401561. The next prime is 117401587. The reversal of 117401572 is 275104711.

It can be written as a sum of positive squares in 4 ways, for example, as 63584676 + 53816896 = 7974^2 + 7336^2 .

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 117401572.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84322 + ... + 85702.

It is an arithmetic number, because the mean of its divisors is an integer number (8750133).

Almost surely, 2^117401572 is an apocalyptic number.

It is an amenable number.

117401572 is a deficient number, since it is larger than the sum of its proper divisors (92601620).

117401572 is a wasteful number, since it uses less digits than its factorization.

117401572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1839 (or 1837 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 28.

The square root of 117401572 is about 10835.2005980508. The cubic root of 117401572 is about 489.6562520360.

The spelling of 117401572 in words is "one hundred seventeen million, four hundred one thousand, five hundred seventy-two".