1040427786 has 16 divisors (see below), whose sum is σ = 2082775968. Its totient is φ = 346489200.

The previous prime is 1040427769. The next prime is 1040427803. The reversal of 1040427786 is 6877240401.

It is an interprime number because it is at equal distance from previous prime (1040427769) and next prime (1040427803).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72925 + ... + 86016.

It is an arithmetic number, because the mean of its divisors is an integer number (130173498).

Almost surely, 2^1040427786 is an apocalyptic number.

1040427786 is an abundant number, since it is smaller than the sum of its proper divisors (1042348182).

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

1040427786 is a wasteful number, since it uses less digits than its factorization.

1040427786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160037.

The product of its (nonzero) digits is 75264, while the sum is 39.

The square root of 1040427786 is about 32255.6628516606. The cubic root of 1040427786 is about 1013.2982999728.

The spelling of 1040427786 in words is "one billion, forty million, four hundred twenty-seven thousand, seven hundred eighty-six".