38473137 has 10 divisors (see below), whose sum is σ = 57472338. Its totient is φ = 25648704.

The previous prime is 38473121. The next prime is 38473147. The reversal of 38473137 is 73137483.

It can be written as a sum of positive squares in only one way, i.e., 38452401 + 20736 = 6201^2 + 144^2 .

It is not a de Polignac number, because 38473137 - 2⁴ = 38473121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (38473147) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 237408 + ... + 237569.

Almost surely, 2^38473137 is an apocalyptic number.

It is an amenable number.

38473137 is a deficient number, since it is larger than the sum of its proper divisors (18999201).

38473137 is an equidigital number, since it uses as much as digits as its factorization.

38473137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474989 (or 474980 counting only the distinct ones).

The product of its digits is 42336, while the sum is 36.

The square root of 38473137 is about 6202.6717630389. The cubic root of 38473137 is about 337.5871182511.

The spelling of 38473137 in words is "thirty-eight million, four hundred seventy-three thousand, one hundred thirty-seven".