152144040 has 64 divisors (see below), whose sum is σ = 457243200. Its totient is φ = 40499712.

The previous prime is 152144021. The next prime is 152144051. The reversal of 152144040 is 40441251.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 152143998 and 152144016.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 134196 + ... + 135324.

It is an arithmetic number, because the mean of its divisors is an integer number (7144425).

Almost surely, 2^152144040 is an apocalyptic number.

152144040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

152144040 is an abundant number, since it is smaller than the sum of its proper divisors (305099160).

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

152144040 is a wasteful number, since it uses less digits than its factorization.

152144040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2266 (or 2262 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 152144040 is about 12334.6682160486. The cubic root of 152144040 is about 533.8488539671.

Adding to 152144040 its reverse (40441251), we get a palindrome (192585291).

The spelling of 152144040 in words is "one hundred fifty-two million, one hundred forty-four thousand, forty".