1469977494 has 32 divisors (see below), whose sum is σ = 2984461440. Its totient is φ = 482594112.

The previous prime is 1469977463. The next prime is 1469977513. The reversal of 1469977494 is 4947799641.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 374289 + ... + 378195.

It is an arithmetic number, because the mean of its divisors is an integer number (93264420).

Almost surely, 2^1469977494 is an apocalyptic number.

1469977494 is an abundant number, since it is smaller than the sum of its proper divisors (1514483946).

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

1469977494 is a wasteful number, since it uses less digits than its factorization.

1469977494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4844.

The product of its digits is 13716864, while the sum is 60.

The square root of 1469977494 is about 38340.2855231935. The cubic root of 1469977494 is about 1137.0255623836.

The spelling of 1469977494 in words is "one billion, four hundred sixty-nine million, nine hundred seventy-seven thousand, four hundred ninety-four".