152122198 has 4 divisors (see below), whose sum is σ = 228183300. Its totient is φ = 76061098.

The previous prime is 152122193. The next prime is 152122211. The reversal of 152122198 is 891221251.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 891221251 = 2621 ⋅340031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152122193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38030548 + ... + 38030551.

It is an arithmetic number, because the mean of its divisors is an integer number (57045825).

Almost surely, 2^152122198 is an apocalyptic number.

152122198 is a deficient number, since it is larger than the sum of its proper divisors (76061102).

152122198 is an equidigital number, since it uses as much as digits as its factorization.

152122198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76061101.

The product of its digits is 2880, while the sum is 31.

The square root of 152122198 is about 12333.7827936120. The cubic root of 152122198 is about 533.8233060616.

The spelling of 152122198 in words is "one hundred fifty-two million, one hundred twenty-two thousand, one hundred ninety-eight".