10520436 has 24 divisors (see below), whose sum is σ = 25147584. Its totient is φ = 3421120.

The previous prime is 10520431. The next prime is 10520449. The reversal of 10520436 is 63402501.

10520436 = T₄₆₅ + T₄₆₆ + ... + T₅₄₆.

It is a happy number.

It is a super-2 number, since 2×10520436² = 221359147260192, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10520431) 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, 10200 + ... + 11183.

It is an arithmetic number, because the mean of its divisors is an integer number (1047816).

Almost surely, 2^10520436 is an apocalyptic number.

It is an amenable number.

10520436 is an abundant number, since it is smaller than the sum of its proper divisors (14627148).

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

10520436 is a wasteful number, since it uses less digits than its factorization.

10520436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21431 (or 21429 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 10520436 is about 3243.5221596283. The cubic root of 10520436 is about 219.1179281876.

Adding to 10520436 its reverse (63402501), we get a palindrome (73922937).

The spelling of 10520436 in words is "ten million, five hundred twenty thousand, four hundred thirty-six".