421549119 has 12 divisors (see below), whose sum is σ = 644722416. Its totient is φ = 264501312.

The previous prime is 421549087. The next prime is 421549147. The reversal of 421549119 is 911945124.

It is a happy number.

It is not a de Polignac number, because 421549119 - 2⁵ = 421549087 is a prime.

It is a super-2 number, since 2×421549119² = 355407319459352322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421549199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1377459 + ... + 1377764.

It is an arithmetic number, because the mean of its divisors is an integer number (53726868).

Almost surely, 2^421549119 is an apocalyptic number.

421549119 is a deficient number, since it is larger than the sum of its proper divisors (223173297).

421549119 is a wasteful number, since it uses less digits than its factorization.

421549119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2755246 (or 2755243 counting only the distinct ones).

The product of its digits is 12960, while the sum is 36.

The square root of 421549119 is about 20531.6613794403. The cubic root of 421549119 is about 749.8068355876.

The spelling of 421549119 in words is "four hundred twenty-one million, five hundred forty-nine thousand, one hundred nineteen".