491940062 has 4 divisors (see below), whose sum is σ = 737910096. Its totient is φ = 245970030.

The previous prime is 491940061. The next prime is 491940073. The reversal of 491940062 is 260049194.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (491940061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122985014 + ... + 122985017.

It is an arithmetic number, because the mean of its divisors is an integer number (184477524).

Almost surely, 2^491940062 is an apocalyptic number.

491940062 is a deficient number, since it is larger than the sum of its proper divisors (245970034).

491940062 is a wasteful number, since it uses less digits than its factorization.

491940062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245970033.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 491940062 is about 22179.7218648025. The cubic root of 491940062 is about 789.4126179088.

The spelling of 491940062 in words is "four hundred ninety-one million, nine hundred forty thousand, sixty-two".