39998962 has 4 divisors (see below), whose sum is σ = 59998446. Its totient is φ = 19999480.

The previous prime is 39998957. The next prime is 39998969. The reversal of 39998962 is 26989993.

39998962 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 37442161 + 2556801 = 6119^2 + 1599^2 .

It is a super-2 number, since 2×39998962² = 3199833922154888, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (39998969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9999739 + ... + 9999742.

Almost surely, 2^39998962 is an apocalyptic number.

39998962 is a deficient number, since it is larger than the sum of its proper divisors (19999484).

39998962 is a wasteful number, since it uses less digits than its factorization.

39998962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19999483.

The product of its digits is 1889568, while the sum is 55.

The square root of 39998962 is about 6324.4732586991. The cubic root of 39998962 is about 341.9922310514.

The spelling of 39998962 in words is "thirty-nine million, nine hundred ninety-eight thousand, nine hundred sixty-two".