1421416732 has 12 divisors (see below), whose sum is σ = 2487799720. Its totient is φ = 710616816.

The previous prime is 1421416709. The next prime is 1421416739. The reversal of 1421416732 is 2376141241.

It is a junction number, because it is equal to n+sod(n) for n = 1421416694 and 1421416703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421416739) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21694 + ... + 57562.

Almost surely, 2^1421416732 is an apocalyptic number.

It is an amenable number.

1421416732 is a deficient number, since it is larger than the sum of its proper divisors (1066382988).

1421416732 is a wasteful number, since it uses less digits than its factorization.

1421416732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45780 (or 45778 counting only the distinct ones).

The product of its digits is 8064, while the sum is 31.

The square root of 1421416732 is about 37701.6807582898. The cubic root of 1421416732 is about 1124.3645417369.

Adding to 1421416732 its reverse (2376141241), we get a palindrome (3797557973).

The spelling of 1421416732 in words is "one billion, four hundred twenty-one million, four hundred sixteen thousand, seven hundred thirty-two".