38445150 has 24 divisors (see below), whose sum is σ = 95344344. Its totient is φ = 10252000.

The previous prime is 38445149. The next prime is 38445163. The reversal of 38445150 is 5154483.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 128001 + ... + 128300.

It is an arithmetic number, because the mean of its divisors is an integer number (3972681).

Almost surely, 2^38445150 is an apocalyptic number.

38445150 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

38445150 is an abundant number, since it is smaller than the sum of its proper divisors (56899194).

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

38445150 is a wasteful number, since it uses less digits than its factorization.

38445150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256316 (or 256311 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 38445150 is about 6200.4153086709. The cubic root of 38445150 is about 337.5052399735.

The spelling of 38445150 in words is "thirty-eight million, four hundred forty-five thousand, one hundred fifty".