3333440421 has 12 divisors (see below), whose sum is σ = 4815607680. Its totient is φ = 2221999080.

The previous prime is 3333440417. The next prime is 3333440431. The reversal of 3333440421 is 1240443333.

It is not a de Polignac number, because 3333440421 - 2² = 3333440417 is a prime.

It is a super-2 number, since 2×3333440421² = 22223650080713314482, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3333440401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63910 + ... + 103688.

It is an arithmetic number, because the mean of its divisors is an integer number (401300640).

Almost surely, 2^3333440421 is an apocalyptic number.

It is an amenable number.

3333440421 is a deficient number, since it is larger than the sum of its proper divisors (1482167259).

3333440421 is a wasteful number, since it uses less digits than its factorization.

3333440421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49096 (or 49093 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

The square root of 3333440421 is about 57735.9543179118. The cubic root of 3333440421 is about 1493.8175787870.

Adding to 3333440421 its reverse (1240443333), we get a palindrome (4573883754).

The spelling of 3333440421 in words is "three billion, three hundred thirty-three million, four hundred forty thousand, four hundred twenty-one".