420848264 has 8 divisors (see below), whose sum is σ = 789090510. Its totient is φ = 210424128.

The previous prime is 420848257. The next prime is 420848269. The reversal of 420848264 is 462848024.

It can be written as a sum of positive squares in only one way, i.e., 284192164 + 136656100 = 16858^2 + 11690^2 .

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

It is a super-2 number, since 2×420848264² = 354226522623627392, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (420848269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26303009 + ... + 26303024.

Almost surely, 2^420848264 is an apocalyptic number.

It is an amenable number.

420848264 is a deficient number, since it is larger than the sum of its proper divisors (368242246).

420848264 is a wasteful number, since it uses less digits than its factorization.

420848264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52606039 (or 52606035 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 38.

The square root of 420848264 is about 20514.5866153817. The cubic root of 420848264 is about 749.3910695907.

The spelling of 420848264 in words is "four hundred twenty million, eight hundred forty-eight thousand, two hundred sixty-four".