39828900 has 36 divisors (see below), whose sum is σ = 115239152. Its totient is φ = 10620960.

The previous prime is 39828889. The next prime is 39828907. The reversal of 39828900 is 982893.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (39828907) 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, 66082 + ... + 66681.

Almost surely, 2^39828900 is an apocalyptic number.

39828900 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

39828900 is an abundant number, since it is smaller than the sum of its proper divisors (75410252).

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

39828900 is a wasteful number, since it uses less digits than its factorization.

39828900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132780 (or 132773 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 39.

The square root of 39828900 is about 6311.0141815718. The cubic root of 39828900 is about 341.5068642611.

The spelling of 39828900 in words is "thirty-nine million, eight hundred twenty-eight thousand, nine hundred".