1406649502 has 16 divisors (see below), whose sum is σ = 2205131040. Its totient is φ = 671700832.

The previous prime is 1406649481. The next prime is 1406649509. The reversal of 1406649502 is 2059466041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1406649509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6624 + ... + 53452.

It is an arithmetic number, because the mean of its divisors is an integer number (137820690).

Almost surely, 2^1406649502 is an apocalyptic number.

1406649502 is a deficient number, since it is larger than the sum of its proper divisors (798481538).

1406649502 is a wasteful number, since it uses less digits than its factorization.

1406649502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47507.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 1406649502 is about 37505.3263150716. The cubic root of 1406649502 is about 1120.4572702332.

The spelling of 1406649502 in words is "one billion, four hundred six million, six hundred forty-nine thousand, five hundred two".