10513426 has 32 divisors (see below), whose sum is σ = 19813248. Its totient is φ = 4064640.

The previous prime is 10513423. The next prime is 10513427. The reversal of 10513426 is 62431501.

It is a super-2 number, since 2×10513426² = 221064252514952, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 10513397 and 10513406.

It is not an unprimeable number, because it can be changed into a prime (10513421) 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, 35736 + ... + 36028.

It is an arithmetic number, because the mean of its divisors is an integer number (619164).

Almost surely, 2^10513426 is an apocalyptic number.

10513426 is the 2051-st heptagonal number.

10513426 is a deficient number, since it is larger than the sum of its proper divisors (9299822).

10513426 is a wasteful number, since it uses less digits than its factorization.

10513426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 10513426 is about 3242.4413641576. The cubic root of 10513426 is about 219.0692496613.

Adding to 10513426 its reverse (62431501), we get a palindrome (72944927).

It can be divided in two parts, 105 and 13426, that added together give a palindrome (13531).

The spelling of 10513426 in words is "ten million, five hundred thirteen thousand, four hundred twenty-six".