39499950 has 48 divisors (see below), whose sum is σ = 111957120. Its totient is φ = 9028320.

The previous prime is 39499937. The next prime is 39499951. The reversal of 39499950 is 5999493.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 39499950.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39499951) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17760 + ... + 19859.

It is an arithmetic number, because the mean of its divisors is an integer number (2332440).

Almost surely, 2^39499950 is an apocalyptic number.

39499950 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

39499950 is an abundant number, since it is smaller than the sum of its proper divisors (72457170).

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

39499950 is a wasteful number, since it uses less digits than its factorization.

39499950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37641 (or 37636 counting only the distinct ones).

The product of its (nonzero) digits is 393660, while the sum is 48.

The square root of 39499950 is about 6284.8985672006. The cubic root of 39499950 is about 340.5640866864.

The spelling of 39499950 in words is "thirty-nine million, four hundred ninety-nine thousand, nine hundred fifty".