152440136 has 32 divisors (see below), whose sum is σ = 298935360. Its totient is φ = 72739392.

The previous prime is 152440121. The next prime is 152440151. The reversal of 152440136 is 631044251.

It is an interprime number because it is at equal distance from previous prime (152440121) and next prime (152440151).

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, 125066 + ... + 126278.

It is an arithmetic number, because the mean of its divisors is an integer number (9341730).

Almost surely, 2^152440136 is an apocalyptic number.

It is an amenable number.

152440136 is a deficient number, since it is larger than the sum of its proper divisors (146495224).

152440136 is a wasteful number, since it uses less digits than its factorization.

152440136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1925 (or 1921 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 152440136 is about 12346.6649748019. The cubic root of 152440136 is about 534.1949472213.

Adding to 152440136 its reverse (631044251), we get a palindrome (783484387).

The spelling of 152440136 in words is "one hundred fifty-two million, four hundred forty thousand, one hundred thirty-six".