152260217 has 4 divisors (see below), whose sum is σ = 156375396. Its totient is φ = 148145040.

The previous prime is 152260201. The next prime is 152260231. The reversal of 152260217 is 712062251.

152260217 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 124970041 + 27290176 = 11179^2 + 5224^2 .

It is not a de Polignac number, because 152260217 - 2⁴ = 152260201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (152260267) 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, 2057534 + ... + 2057607.

It is an arithmetic number, because the mean of its divisors is an integer number (39093849).

Almost surely, 2^152260217 is an apocalyptic number.

It is an amenable number.

152260217 is a deficient number, since it is larger than the sum of its proper divisors (4115179).

152260217 is an equidigital number, since it uses as much as digits as its factorization.

152260217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4115178.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 152260217 is about 12339.3766860405. The cubic root of 152260217 is about 533.9847015026.

The spelling of 152260217 in words is "one hundred fifty-two million, two hundred sixty thousand, two hundred seventeen".