152440501 has 12 divisors (see below), whose sum is σ = 161765604. Its totient is φ = 143561600.

The previous prime is 152440499. The next prime is 152440529. The reversal of 152440501 is 105044251.

It can be written as a sum of positive squares in 6 ways, for example, as 904401 + 151536100 = 951^2 + 12310^2 .

It is not a de Polignac number, because 152440501 - 2¹ = 152440499 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152440531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32271 + ... + 36691.

It is an arithmetic number, because the mean of its divisors is an integer number (13480467).

Almost surely, 2^152440501 is an apocalyptic number.

It is an amenable number.

152440501 is a deficient number, since it is larger than the sum of its proper divisors (9325103).

152440501 is an equidigital number, since it uses as much as digits as its factorization.

152440501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4520 (or 4491 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 152440501 is about 12346.6797561126. The cubic root of 152440501 is about 534.1953735766.

Adding to 152440501 its reverse (105044251), we get a palindrome (257484752).

It can be divided in two parts, 1524 and 40501, that added together give a square (42025 = 205²).

The spelling of 152440501 in words is "one hundred fifty-two million, four hundred forty thousand, five hundred one".