38433492 has 18 divisors (see below), whose sum is σ = 97151418. Its totient is φ = 12811152.

The previous prime is 38433487. The next prime is 38433517. The reversal of 38433492 is 29433483.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 26071236 + 12362256 = 5106^2 + 3516^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1067597 = 38433492 / (3 + 8 + 4 + 3 + 3 + 4 + 9 + 2).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 533763 + ... + 533834.

It is an arithmetic number, because the mean of its divisors is an integer number (5397301).

Almost surely, 2^38433492 is an apocalyptic number.

It is an amenable number.

38433492 is an abundant number, since it is smaller than the sum of its proper divisors (58717926).

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

38433492 is a wasteful number, since it uses less digits than its factorization.

38433492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1067607 (or 1067602 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 38433492 is about 6199.4751390743. The cubic root of 38433492 is about 337.4711218089.

Subtracting from 38433492 its reverse (29433483), we obtain a palindrome (9000009).

The spelling of 38433492 in words is "thirty-eight million, four hundred thirty-three thousand, four hundred ninety-two".