42039300 has 72 divisors (see below), whose sum is σ = 128804256. Its totient is φ = 10549760.

The previous prime is 42039293. The next prime is 42039311. The reversal of 42039300 is 393024.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 979 + ... + 9221.

It is an arithmetic number, because the mean of its divisors is an integer number (1788948).

Almost surely, 2^42039300 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42039300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64402128).

42039300 is an abundant number, since it is smaller than the sum of its proper divisors (86764956).

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

42039300 is a wasteful number, since it uses less digits than its factorization.

42039300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8277 (or 8270 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 42039300 is about 6483.7720502806. The cubic root of 42039300 is about 347.7110496161.

The spelling of 42039300 in words is "forty-two million, thirty-nine thousand, three hundred".