152749248 has 56 divisors (see below), whose sum is σ = 412772352. Its totient is φ = 49830144.

The previous prime is 152749211. The next prime is 152749253. The reversal of 152749248 is 842947251.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 561 + ... + 17487.

Almost surely, 2^152749248 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 152749248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (206386176).

152749248 is an abundant number, since it is smaller than the sum of its proper divisors (260023104).

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

152749248 is a wasteful number, since it uses less digits than its factorization.

152749248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16989 (or 16979 counting only the distinct ones).

The product of its digits is 161280, while the sum is 42.

The square root of 152749248 is about 12359.1766716072. The cubic root of 152749248 is about 534.5557764762. Note that the first 3 decimals are identical.

The spelling of 152749248 in words is "one hundred fifty-two million, seven hundred forty-nine thousand, two hundred forty-eight".