38407442 has 8 divisors (see below), whose sum is σ = 57663036. Its totient is φ = 19186432.

The previous prime is 38407433. The next prime is 38407463. The reversal of 38407442 is 24470483.

It can be written as a sum of positive squares in 2 ways, for example, as 38328481 + 78961 = 6191^2 + 281^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 38407399 and 38407408.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5663 + ... + 10434.

Almost surely, 2^38407442 is an apocalyptic number.

38407442 is a deficient number, since it is larger than the sum of its proper divisors (19255594).

38407442 is a wasteful number, since it uses less digits than its factorization.

38407442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17292.

The product of its (nonzero) digits is 21504, while the sum is 32.

The square root of 38407442 is about 6197.3737986344. The cubic root of 38407442 is about 337.3948592473.

The spelling of 38407442 in words is "thirty-eight million, four hundred seven thousand, four hundred forty-two".