38229400 has 48 divisors (see below), whose sum is σ = 96969240. Its totient is φ = 13900800.

The previous prime is 38229397. The next prime is 38229407. The reversal of 38229400 is 492283.

It is a super-2 number, since 2×38229400² = 2922974048720000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38229407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6489 + ... + 10888.

Almost surely, 2^38229400 is an apocalyptic number.

It is an amenable number.

38229400 is an abundant number, since it is smaller than the sum of its proper divisors (58739840).

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

38229400 is a wasteful number, since it uses less digits than its factorization.

38229400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17404 (or 17395 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 38229400 is about 6182.9928028423. The cubic root of 38229400 is about 336.8727076946.

The spelling of 38229400 in words is "thirty-eight million, two hundred twenty-nine thousand, four hundred".