1040778362 has 16 divisors (see below), whose sum is σ = 1689976680. Its totient is φ = 477868032.

The previous prime is 1040778353. The next prime is 1040778367. The reversal of 1040778362 is 2638770401.

It can be written as a sum of positive squares in 4 ways, for example, as 249987721 + 790790641 = 15811^2 + 28121^2 .

It is not an unprimeable number, because it can be changed into a prime (1040778367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98687 + ... + 108722.

Almost surely, 2^1040778362 is an apocalyptic number.

1040778362 is a deficient number, since it is larger than the sum of its proper divisors (649198318).

1040778362 is a wasteful number, since it uses less digits than its factorization.

1040778362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207617.

The product of its (nonzero) digits is 56448, while the sum is 38.

The square root of 1040778362 is about 32261.0967265529. The cubic root of 1040778362 is about 1013.4120987319.

It can be divided in two parts, 10407783 and 62, that multiplied together give a palindrome (645282546).

The spelling of 1040778362 in words is "one billion, forty million, seven hundred seventy-eight thousand, three hundred sixty-two".