421055302 has 4 divisors (see below), whose sum is σ = 631582956. Its totient is φ = 210527650.

The previous prime is 421055293. The next prime is 421055311. The reversal of 421055302 is 203550124.

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

It is an interprime number because it is at equal distance from previous prime (421055293) and next prime (421055311).

It is a super-2 number, since 2×421055302² = 354575134684622408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 105263824 + ... + 105263827.

It is an arithmetic number, because the mean of its divisors is an integer number (157895739).

Almost surely, 2^421055302 is an apocalyptic number.

421055302 is a deficient number, since it is larger than the sum of its proper divisors (210527654).

421055302 is a wasteful number, since it uses less digits than its factorization.

421055302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210527653.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 421055302 is about 20519.6321117119. The cubic root of 421055302 is about 749.5139380969.

The spelling of 421055302 in words is "four hundred twenty-one million, fifty-five thousand, three hundred two".