426552215 has 8 divisors (see below), whose sum is σ = 521520768. Its totient is φ = 334803040.

The previous prime is 426552211. The next prime is 426552239. The reversal of 426552215 is 512255624.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 426552215 - 2² = 426552211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426552211) 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, 804551 + ... + 805080.

It is an arithmetic number, because the mean of its divisors is an integer number (65190096).

Almost surely, 2^426552215 is an apocalyptic number.

426552215 is a deficient number, since it is larger than the sum of its proper divisors (94968553).

426552215 is a wasteful number, since it uses less digits than its factorization.

426552215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1609689.

The product of its digits is 24000, while the sum is 32.

The square root of 426552215 is about 20653.1405602150. The cubic root of 426552215 is about 752.7615026213.

The spelling of 426552215 in words is "four hundred twenty-six million, five hundred fifty-two thousand, two hundred fifteen".