462121491 has 8 divisors (see below), whose sum is σ = 663559120. Its totient is φ = 284382432.

The previous prime is 462121487. The next prime is 462121511. The reversal of 462121491 is 194121264.

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

It is not a de Polignac number, because 462121491 - 2² = 462121487 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (462121411) 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, 5924596 + ... + 5924673.

It is an arithmetic number, because the mean of its divisors is an integer number (82944890).

Almost surely, 2^462121491 is an apocalyptic number.

462121491 is a deficient number, since it is larger than the sum of its proper divisors (201437629).

462121491 is a wasteful number, since it uses less digits than its factorization.

462121491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11849285.

The product of its digits is 3456, while the sum is 30.

The square root of 462121491 is about 21497.0112108637. The cubic root of 462121491 is about 773.1291626627.

The spelling of 462121491 in words is "four hundred sixty-two million, one hundred twenty-one thousand, four hundred ninety-one".