1045646026 has 16 divisors (see below), whose sum is σ = 1596127680. Its totient is φ = 513615520.

The previous prime is 1045646023. The next prime is 1045646099. The reversal of 1045646026 is 6206465401.

It is a super-2 number, since 2×1045646026² = 2186751223379185352, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1045645982 and 1045646000.

It is not an unprimeable number, because it can be changed into a prime (1045646023) 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, 326091 + ... + 329281.

It is an arithmetic number, because the mean of its divisors is an integer number (99757980).

Almost surely, 2^1045646026 is an apocalyptic number.

1045646026 is a deficient number, since it is larger than the sum of its proper divisors (550481654).

1045646026 is a wasteful number, since it uses less digits than its factorization.

1045646026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6029.

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 1045646026 is about 32336.4504236318. The cubic root of 1045646026 is about 1014.9895332464.

The spelling of 1045646026 in words is "one billion, forty-five million, six hundred forty-six thousand, twenty-six".