38343772 has 24 divisors (see below), whose sum is σ = 71245440. Its totient is φ = 17994240.

The previous prime is 38343749. The next prime is 38343779. The reversal of 38343772 is 27734383.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38343779) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38197 + ... + 39187.

It is an arithmetic number, because the mean of its divisors is an integer number (2968560).

Almost surely, 2^38343772 is an apocalyptic number.

It is an amenable number.

38343772 is a deficient number, since it is larger than the sum of its proper divisors (32901668).

38343772 is a wasteful number, since it uses less digits than its factorization.

38343772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1581 (or 1579 counting only the distinct ones).

The product of its digits is 84672, while the sum is 37.

The square root of 38343772 is about 6192.2348146691. The cubic root of 38343772 is about 337.2083171686.

The spelling of 38343772 in words is "thirty-eight million, three hundred forty-three thousand, seven hundred seventy-two".