39949030 has 16 divisors (see below), whose sum is σ = 78445584. Its totient is φ = 14526880.

The previous prime is 39949027. The next prime is 39949033. The reversal of 39949030 is 3094993.

It is an interprime number because it is at equal distance from previous prime (39949027) and next prime (39949033).

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39949033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181477 + ... + 181696.

It is an arithmetic number, because the mean of its divisors is an integer number (4902849).

Almost surely, 2^39949030 is an apocalyptic number.

39949030 is a deficient number, since it is larger than the sum of its proper divisors (38496554).

39949030 is a wasteful number, since it uses less digits than its factorization.

39949030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363191.

The product of its (nonzero) digits is 26244, while the sum is 37.

The square root of 39949030 is about 6320.5245035519. The cubic root of 39949030 is about 341.8498651347.

The spelling of 39949030 in words is "thirty-nine million, nine hundred forty-nine thousand, thirty".