40103398 has 16 divisors (see below), whose sum is σ = 64797696. Its totient is φ = 18560520.

The previous prime is 40103383. The next prime is 40103411. The reversal of 40103398 is 89330104.

It is a super-2 number, since 2×40103398² = 3216565062292808, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12636 + ... + 15487.

It is an arithmetic number, because the mean of its divisors is an integer number (4049856).

Almost surely, 2^40103398 is an apocalyptic number.

40103398 is a deficient number, since it is larger than the sum of its proper divisors (24694298).

40103398 is a wasteful number, since it uses less digits than its factorization.

40103398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28179.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 40103398 is about 6332.7243742326. The cubic root of 40103398 is about 342.2896159431.

The spelling of 40103398 in words is "forty million, one hundred three thousand, three hundred ninety-eight".