1012626 has 24 divisors (see below), whose sum is σ = 2219724. Its totient is φ = 333600.

The previous prime is 1012619. The next prime is 1012631. The reversal of 1012626 is 6262101.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1010025 + 2601 = 1005^2 + 51^2 .

It is a super-2 number, since 2×1012626² = 2050822831752, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1012599 and 1012608.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1540 + ... + 2096.

2^1012626 is an apocalyptic number.

1012626 is an abundant number, since it is smaller than the sum of its proper divisors (1207098).

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

1012626 is a wasteful number, since it uses less digits than its factorization.

1012626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666 (or 663 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1012626 is about 1006.2931978305. The cubic root of 1012626 is about 100.4191077001.

Adding to 1012626 its reverse (6262101), we get a palindrome (7274727).

The spelling of 1012626 in words is "one million, twelve thousand, six hundred twenty-six".