40401102 has 32 divisors (see below), whose sum is σ = 92616192. Its totient is φ = 11509344.

The previous prime is 40401083. The next prime is 40401103. The reversal of 40401102 is 20110404.

40401102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40401103) 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 in 15 ways as a sum of consecutive naturals, for example, 15463 + ... + 17885.

It is an arithmetic number, because the mean of its divisors is an integer number (2894256).

Almost surely, 2^40401102 is an apocalyptic number.

40401102 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

40401102 is an abundant number, since it is smaller than the sum of its proper divisors (52215090).

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

40401102 is a wasteful number, since it uses less digits than its factorization.

40401102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2832.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 40401102 is about 6356.1861206230. The cubic root of 40401102 is about 343.1345141870.

Adding to 40401102 its reverse (20110404), we get a palindrome (60511506).

The spelling of 40401102 in words is "forty million, four hundred one thousand, one hundred two".