1097622405 has 48 divisors (see below), whose sum is σ = 2079155520. Its totient is φ = 531244800.

The previous prime is 1097622397. The next prime is 1097622433. The reversal of 1097622405 is 5042267901.

It is not a de Polignac number, because 1097622405 - 2³ = 1097622397 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1097622405.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 340441 + ... + 343649.

It is an arithmetic number, because the mean of its divisors is an integer number (43315740).

Almost surely, 2^1097622405 is an apocalyptic number.

1097622405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1097622405 is a deficient number, since it is larger than the sum of its proper divisors (981533115).

1097622405 is a wasteful number, since it uses less digits than its factorization.

1097622405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3922 (or 3919 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 1097622405 is about 33130.3849207944. The cubic root of 1097622405 is about 1031.5358383407.

The spelling of 1097622405 in words is "one billion, ninety-seven million, six hundred twenty-two thousand, four hundred five".