1426572247 has 8 divisors (see below), whose sum is σ = 1459567296. Its totient is φ = 1393687392.

The previous prime is 1426572223. The next prime is 1426572281. The reversal of 1426572247 is 7422756241.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1426572247 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 (1426572347) 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, 1068 + ... + 53425.

It is an arithmetic number, because the mean of its divisors is an integer number (182445912).

Almost surely, 2^1426572247 is an apocalyptic number.

1426572247 is a deficient number, since it is larger than the sum of its proper divisors (32995049).

1426572247 is an equidigital number, since it uses as much as digits as its factorization.

1426572247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55097.

The product of its digits is 188160, while the sum is 40.

The square root of 1426572247 is about 37769.9913555722. The cubic root of 1426572247 is about 1125.7222679134.

The spelling of 1426572247 in words is "one billion, four hundred twenty-six million, five hundred seventy-two thousand, two hundred forty-seven".