39401104 has 30 divisors (see below), whose sum is σ = 81103874. Its totient is φ = 18539520.

The previous prime is 39401099. The next prime is 39401119. The reversal of 39401104 is 40110493.

It can be written as a sum of positive squares in 3 ways, for example, as 15586704 + 23814400 = 3948^2 + 4880^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 364 + ... + 8884.

Almost surely, 2^39401104 is an apocalyptic number.

39401104 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39401104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40551937).

39401104 is an abundant number, since it is smaller than the sum of its proper divisors (41702770).

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

39401104 is a wasteful number, since it uses less digits than its factorization.

39401104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8563 (or 8540 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 39401104 is about 6277.0298708864. The cubic root of 39401104 is about 340.2797697277.

Adding to 39401104 its reverse (40110493), we get a palindrome (79511597).

The spelling of 39401104 in words is "thirty-nine million, four hundred one thousand, one hundred four".