40421102 has 4 divisors (see below), whose sum is σ = 60631656. Its totient is φ = 20210550.

The previous prime is 40421093. The next prime is 40421123. The reversal of 40421102 is 20112404.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10105274 + ... + 10105277.

It is an arithmetic number, because the mean of its divisors is an integer number (15157914).

Almost surely, 2^40421102 is an apocalyptic number.

40421102 is a deficient number, since it is larger than the sum of its proper divisors (20210554).

40421102 is a wasteful number, since it uses less digits than its factorization.

40421102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20210553.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 40421102 is about 6357.7591964465. The cubic root of 40421102 is about 343.1911261591.

Adding to 40421102 its reverse (20112404), we get a palindrome (60533506).

The spelling of 40421102 in words is "forty million, four hundred twenty-one thousand, one hundred two".