117562530 has 16 divisors (see below), whose sum is σ = 282150144. Its totient is φ = 31350000.

The previous prime is 117562517. The next prime is 117562537. The reversal of 117562530 is 35265711.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 3918751 = 117562530 / (1 + 1 + 7 + 5 + 6 + 2 + 5 + 3 + 0).

It is not an unprimeable number, because it can be changed into a prime (117562537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1959346 + ... + 1959405.

It is an arithmetic number, because the mean of its divisors is an integer number (17634384).

Almost surely, 2^117562530 is an apocalyptic number.

117562530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117562530 is an abundant number, since it is smaller than the sum of its proper divisors (164587614).

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

117562530 is a wasteful number, since it uses less digits than its factorization.

117562530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3918761.

The product of its (nonzero) digits is 6300, while the sum is 30.

The square root of 117562530 is about 10842.6256045296. The cubic root of 117562530 is about 489.8799233746.

The spelling of 117562530 in words is "one hundred seventeen million, five hundred sixty-two thousand, five hundred thirty".