1040206623 has 16 divisors (see below), whose sum is σ = 1466332800. Its totient is φ = 654095520.

The previous prime is 1040206621. The next prime is 1040206627. The reversal of 1040206623 is 3266020401.

It is not a de Polignac number, because 1040206623 - 2¹ = 1040206621 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1040206593 and 1040206602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040206621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26793 + ... + 52898.

It is an arithmetic number, because the mean of its divisors is an integer number (91645800).

Almost surely, 2^1040206623 is an apocalyptic number.

1040206623 is a deficient number, since it is larger than the sum of its proper divisors (426126177).

1040206623 is a wasteful number, since it uses less digits than its factorization.

1040206623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79942.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 1040206623 is about 32252.2343877134. The cubic root of 1040206623 is about 1013.2264961834.

The spelling of 1040206623 in words is "one billion, forty million, two hundred six thousand, six hundred twenty-three".