38403412 has 6 divisors (see below), whose sum is σ = 67205978. Its totient is φ = 19201704.

The previous prime is 38403361. The next prime is 38403433. The reversal of 38403412 is 21430483.

It can be written as a sum of positive squares in only one way, i.e., 38390416 + 12996 = 6196^2 + 114^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4800423 + ... + 4800430.

Almost surely, 2^38403412 is an apocalyptic number.

It is an amenable number.

38403412 is a deficient number, since it is larger than the sum of its proper divisors (28802566).

38403412 is a wasteful number, since it uses less digits than its factorization.

38403412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9600857 (or 9600855 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 38403412 is about 6197.0486523828. The cubic root of 38403412 is about 337.3830581590.

Adding to 38403412 its reverse (21430483), we get a palindrome (59833895).

The spelling of 38403412 in words is "thirty-eight million, four hundred three thousand, four hundred twelve".