1426628505 has 8 divisors (see below), whose sum is σ = 2282605632. Its totient is φ = 760868528.

The previous prime is 1426628479. The next prime is 1426628519. The reversal of 1426628505 is 5058266241.

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

It is a cyclic number.

It is not a de Polignac number, because 1426628505 - 2⁷ = 1426628377 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47554269 + ... + 47554298.

It is an arithmetic number, because the mean of its divisors is an integer number (285325704).

Almost surely, 2^1426628505 is an apocalyptic number.

1426628505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1426628505 is a deficient number, since it is larger than the sum of its proper divisors (855977127).

1426628505 is an equidigital number, since it uses as much as digits as its factorization.

1426628505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95108575.

The product of its (nonzero) digits is 115200, while the sum is 39.

The square root of 1426628505 is about 37770.7360929066. The cubic root of 1426628505 is about 1125.7370656336.

The spelling of 1426628505 in words is "one billion, four hundred twenty-six million, six hundred twenty-eight thousand, five hundred five".