1055623408 has 40 divisors (see below), whose sum is σ = 2412861440. Its totient is φ = 437814720.

The previous prime is 1055623307. The next prime is 1055623409. The reversal of 1055623408 is 8043265501.

It is a super-2 number, since 2×1055623408² = 2228681559035068928, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055623409) 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, 148548 + ... + 155491.

It is an arithmetic number, because the mean of its divisors is an integer number (60321536).

Almost surely, 2^1055623408 is an apocalyptic number.

It is an amenable number.

1055623408 is an abundant number, since it is smaller than the sum of its proper divisors (1357238032).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1055623408 is a wasteful number, since it uses less digits than its factorization.

1055623408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304085 (or 304079 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 1055623408 is about 32490.3586930031. The cubic root of 1055623408 is about 1018.2076070037.

Adding to 1055623408 its reverse (8043265501), we get a palindrome (9098888909).

The spelling of 1055623408 in words is "one billion, fifty-five million, six hundred twenty-three thousand, four hundred eight".