1040293044 has 60 divisors (see below), whose sum is σ = 3108042784. Its totient is φ = 297225936.

The previous prime is 1040293043. The next prime is 1040293069. The reversal of 1040293044 is 4403920401.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1040292999 and 1040293017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040293043) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 227074 + ... + 231609.

Almost surely, 2^1040293044 is an apocalyptic number.

1040293044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1040293044 is an abundant number, since it is smaller than the sum of its proper divisors (2067749740).

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

1040293044 is a wasteful number, since it uses less digits than its factorization.

1040293044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458706 (or 458695 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 1040293044 is about 32253.5741275289. The cubic root of 1040293044 is about 1013.2545552312.

The spelling of 1040293044 in words is "one billion, forty million, two hundred ninety-three thousand, forty-four".