152621000 has 64 divisors (see below), whose sum is σ = 408170880. Its totient is φ = 52324800.

The previous prime is 152620957. The next prime is 152621017. The reversal of 152621000 is 126251.

It is a self number, because there is not a number n which added to its sum of digits gives 152621000.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 3902 + ... + 17901.

It is an arithmetic number, because the mean of its divisors is an integer number (6377670).

Almost surely, 2^152621000 is an apocalyptic number.

152621000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

152621000 is an abundant number, since it is smaller than the sum of its proper divisors (255549880).

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

152621000 is a wasteful number, since it uses less digits than its factorization.

152621000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21831 (or 21817 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 152621000 is about 12353.9872106134. The cubic root of 152621000 is about 534.4061305576.

Adding to 152621000 its reverse (126251), we get a palindrome (152747251).

The spelling of 152621000 in words is "one hundred fifty-two million, six hundred twenty-one thousand".