427496247 has 24 divisors (see below), whose sum is σ = 632887424. Its totient is φ = 277977744.

The previous prime is 427496227. The next prime is 427496269. The reversal of 427496247 is 742694724.

It is not a de Polignac number, because 427496247 - 2¹⁰ = 427495223 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

Its product of digits (677376) is a multiple of the sum of its prime divisors (7056).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427496227) 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 23 ways as a sum of consecutive naturals, for example, 58668 + ... + 65550.

Almost surely, 2^427496247 is an apocalyptic number.

427496247 is a deficient number, since it is larger than the sum of its proper divisors (205391177).

427496247 is a wasteful number, since it uses less digits than its factorization.

427496247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7059 (or 7056 counting only the distinct ones).

The product of its digits is 677376, while the sum is 45.

The square root of 427496247 is about 20675.9823708573. The cubic root of 427496247 is about 753.3164228372.

The spelling of 427496247 in words is "four hundred twenty-seven million, four hundred ninety-six thousand, two hundred forty-seven".