421150652 has 24 divisors (see below), whose sum is σ = 794437392. Its totient is φ = 194198400.

The previous prime is 421150601. The next prime is 421150657. The reversal of 421150652 is 256051124.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421150657) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 65627 + ... + 71757.

It is an arithmetic number, because the mean of its divisors is an integer number (33101558).

Almost surely, 2^421150652 is an apocalyptic number.

It is an amenable number.

421150652 is a deficient number, since it is larger than the sum of its proper divisors (373286740).

421150652 is a wasteful number, since it uses less digits than its factorization.

421150652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7469 (or 7467 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 421150652 is about 20521.9553649256. The cubic root of 421150652 is about 749.5705108398.

The spelling of 421150652 in words is "four hundred twenty-one million, one hundred fifty thousand, six hundred fifty-two".