481269146 has 4 divisors (see below), whose sum is σ = 721903722. Its totient is φ = 240634572.

The previous prime is 481269137. The next prime is 481269161. The reversal of 481269146 is 641962184.

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

It can be written as a sum of positive squares in only one way, i.e., 480091921 + 1177225 = 21911^2 + 1085^2 .

It is a super-3 number, since 3×481269146³ (a number of 27 digits) contains 333 as substring.

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 as a sum of consecutive naturals, namely, 120317285 + ... + 120317288.

Almost surely, 2^481269146 is an apocalyptic number.

481269146 is a deficient number, since it is larger than the sum of its proper divisors (240634576).

481269146 is a wasteful number, since it uses less digits than its factorization.

481269146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240634575.

The product of its digits is 82944, while the sum is 41.

The square root of 481269146 is about 21937.8473419796. The cubic root of 481269146 is about 783.6629957338.

The spelling of 481269146 in words is "four hundred eighty-one million, two hundred sixty-nine thousand, one hundred forty-six".