39428350 has 24 divisors (see below), whose sum is σ = 78979320. Its totient is φ = 14557920.

The previous prime is 39428341. The next prime is 39428351. The reversal of 39428350 is 5382493.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39428351) 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, 29680 + ... + 30979.

It is an arithmetic number, because the mean of its divisors is an integer number (3290805).

Almost surely, 2^39428350 is an apocalyptic number.

39428350 is an abundant number, since it is smaller than the sum of its proper divisors (39550970).

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

39428350 is a wasteful number, since it uses less digits than its factorization.

39428350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60684 (or 60679 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 39428350 is about 6279.1997897821. The cubic root of 39428350 is about 340.3581865355.

The spelling of 39428350 in words is "thirty-nine million, four hundred twenty-eight thousand, three hundred fifty".