1406892494 has 16 divisors (see below), whose sum is σ = 2553687648. Its totient is φ = 567485952.

The previous prime is 1406892493. The next prime is 1406892503. The reversal of 1406892494 is 4942986041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1406892493) 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, 2955419 + ... + 2955894.

It is an arithmetic number, because the mean of its divisors is an integer number (159605478).

Almost surely, 2^1406892494 is an apocalyptic number.

1406892494 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1406892494 is a deficient number, since it is larger than the sum of its proper divisors (1146795154).

1406892494 is a wasteful number, since it uses less digits than its factorization.

1406892494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5911339.

The product of its (nonzero) digits is 497664, while the sum is 47.

The square root of 1406892494 is about 37508.5656084047. The cubic root of 1406892494 is about 1120.5217844037.

The spelling of 1406892494 in words is "one billion, four hundred six million, eight hundred ninety-two thousand, four hundred ninety-four".