1406633368 has 16 divisors (see below), whose sum is σ = 3014214480. Its totient is φ = 602842848.

The previous prime is 1406633353. The next prime is 1406633369. The reversal of 1406633368 is 8633366041.

It is a self number, because there is not a number n which added to its sum of digits gives 1406633368.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1406633369) 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, 12559171 + ... + 12559282.

It is an arithmetic number, because the mean of its divisors is an integer number (188388405).

Almost surely, 2^1406633368 is an apocalyptic number.

It is an amenable number.

1406633368 is an abundant number, since it is smaller than the sum of its proper divisors (1607581112).

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

1406633368 is a wasteful number, since it uses less digits than its factorization.

1406633368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25118466 (or 25118462 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 40.

The square root of 1406633368 is about 37505.1112250051. Note that the first 3 decimals coincide. The cubic root of 1406633368 is about 1120.4529864068.

The spelling of 1406633368 in words is "one billion, four hundred six million, six hundred thirty-three thousand, three hundred sixty-eight".