117162742 has 8 divisors (see below), whose sum is σ = 186082056. Its totient is φ = 55135392.

The previous prime is 117162739. The next prime is 117162743. The reversal of 117162742 is 247261711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×117162742² = 27454216225917128, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117162743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1722948 + ... + 1723015.

It is an arithmetic number, because the mean of its divisors is an integer number (23260257).

Almost surely, 2^117162742 is an apocalyptic number.

117162742 is a deficient number, since it is larger than the sum of its proper divisors (68919314).

117162742 is a wasteful number, since it uses less digits than its factorization.

117162742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3445982.

The product of its digits is 4704, while the sum is 31.

The square root of 117162742 is about 10824.1739638644. The cubic root of 117162742 is about 489.3239907481.

The spelling of 117162742 in words is "one hundred seventeen million, one hundred sixty-two thousand, seven hundred forty-two".