421473496 has 8 divisors (see below), whose sum is σ = 790262820. Its totient is φ = 210736744.

The previous prime is 421473491. The next prime is 421473509. The reversal of 421473496 is 694374124.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421473491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26342086 + ... + 26342101.

Almost surely, 2^421473496 is an apocalyptic number.

It is an amenable number.

421473496 is a deficient number, since it is larger than the sum of its proper divisors (368789324).

421473496 is a wasteful number, since it uses less digits than its factorization.

421473496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52684193 (or 52684189 counting only the distinct ones).

The product of its digits is 145152, while the sum is 40.

The square root of 421473496 is about 20529.8196777273. The cubic root of 421473496 is about 749.7619961839.

The spelling of 421473496 in words is "four hundred twenty-one million, four hundred seventy-three thousand, four hundred ninety-six".