481969393 has 8 divisors (see below), whose sum is σ = 505017216. Its totient is φ = 459096000.

The previous prime is 481969387. The next prime is 481969403. The reversal of 481969393 is 393969184.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 481969393 - 2¹⁷ = 481838321 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 481969393.

It is not an unprimeable number, because it can be changed into a prime (481969303) 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, 37933 + ... + 49018.

It is an arithmetic number, because the mean of its divisors is an integer number (63127152).

Almost surely, 2^481969393 is an apocalyptic number.

It is an amenable number.

481969393 is a deficient number, since it is larger than the sum of its proper divisors (23047823).

481969393 is a wasteful number, since it uses less digits than its factorization.

481969393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87215.

The product of its digits is 1259712, while the sum is 52.

The square root of 481969393 is about 21953.8013337098. The cubic root of 481969393 is about 784.0428883113.

The spelling of 481969393 in words is "four hundred eighty-one million, nine hundred sixty-nine thousand, three hundred ninety-three".