1426496397 has 8 divisors (see below), whose sum is σ = 1930383456. Its totient is φ = 936803472.

The previous prime is 1426496377. The next prime is 1426496419. The reversal of 1426496397 is 7936946241.

It is a happy number.

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

It is not a de Polignac number, because 1426496397 - 2²⁸ = 1158060941 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1426496327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3548298 + ... + 3548699.

It is an arithmetic number, because the mean of its divisors is an integer number (241297932).

Almost surely, 2^1426496397 is an apocalyptic number.

It is an amenable number.

1426496397 is a deficient number, since it is larger than the sum of its proper divisors (503887059).

1426496397 is an equidigital number, since it uses as much as digits as its factorization.

1426496397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7097067.

The product of its digits is 1959552, while the sum is 51.

The square root of 1426496397 is about 37768.9872382091. The cubic root of 1426496397 is about 1125.7023162314.

The spelling of 1426496397 in words is "one billion, four hundred twenty-six million, four hundred ninety-six thousand, three hundred ninety-seven".