1406712416 has 24 divisors (see below), whose sum is σ = 2770765704. Its totient is φ = 703025920.

The previous prime is 1406712403. The next prime is 1406712467. The reversal of 1406712416 is 6142176041.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68036 + ... + 86268.

It is an arithmetic number, because the mean of its divisors is an integer number (115448571).

Almost surely, 2^1406712416 is an apocalyptic number.

1406712416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1406712416 is a deficient number, since it is larger than the sum of its proper divisors (1364053288).

1406712416 is a wasteful number, since it uses less digits than its factorization.

1406712416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20654 (or 20646 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 1406712416 is about 37506.1650398971. The cubic root of 1406712416 is about 1120.4739745597.

Adding to 1406712416 its reverse (6142176041), we get a palindrome (7548888457).

The spelling of 1406712416 in words is "one billion, four hundred six million, seven hundred twelve thousand, four hundred sixteen".