152740617 has 8 divisors (see below), whose sum is σ = 204904224. Its totient is φ = 101202048.

The previous prime is 152740613. The next prime is 152740619. The reversal of 152740617 is 716047251.

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

It is not a de Polignac number, because 152740617 - 2² = 152740613 is a prime.

It is not an unprimeable number, because it can be changed into a prime (152740613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155688 + ... + 156665.

It is an arithmetic number, because the mean of its divisors is an integer number (25613028).

Almost surely, 2^152740617 is an apocalyptic number.

It is an amenable number.

152740617 is a deficient number, since it is larger than the sum of its proper divisors (52163607).

152740617 is a wasteful number, since it uses less digits than its factorization.

152740617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312519.

The product of its (nonzero) digits is 11760, while the sum is 33.

The square root of 152740617 is about 12358.8274929299. The cubic root of 152740617 is about 534.5457080408.

Adding to 152740617 its reverse (716047251), we get a palindrome (868787868).

The spelling of 152740617 in words is "one hundred fifty-two million, seven hundred forty thousand, six hundred seventeen".