10533778 has 16 divisors (see below), whose sum is σ = 16796160. Its totient is φ = 4937536.

The previous prime is 10533767. The next prime is 10533791. The reversal of 10533778 is 87733501.

It is a super-2 number, since 2×10533778² = 221920957906568, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11775 + ... + 12637.

It is an arithmetic number, because the mean of its divisors is an integer number (1049760).

Almost surely, 2^10533778 is an apocalyptic number.

10533778 is a deficient number, since it is larger than the sum of its proper divisors (6262382).

10533778 is a wasteful number, since it uses less digits than its factorization.

10533778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1241.

The product of its (nonzero) digits is 17640, while the sum is 34.

The square root of 10533778 is about 3245.5782227517. The cubic root of 10533778 is about 219.2105173928.

It can be divided in two parts, 10533 and 778, that added together give a palindrome (11311).

The spelling of 10533778 in words is "ten million, five hundred thirty-three thousand, seven hundred seventy-eight".