421120552 has 32 divisors (see below), whose sum is σ = 796857120. Its totient is φ = 208635840.

The previous prime is 421120489. The next prime is 421120589. The reversal of 421120552 is 255021124.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 534703 + ... + 535489.

It is an arithmetic number, because the mean of its divisors is an integer number (24901785).

Almost surely, 2^421120552 is an apocalyptic number.

It is an amenable number.

421120552 is a deficient number, since it is larger than the sum of its proper divisors (375736568).

421120552 is a wasteful number, since it uses less digits than its factorization.

421120552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1321 (or 1317 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 421120552 is about 20521.2219909049. The cubic root of 421120552 is about 749.5526529309.

Adding to 421120552 its reverse (255021124), we get a palindrome (676141676).

The spelling of 421120552 in words is "four hundred twenty-one million, one hundred twenty thousand, five hundred fifty-two".