1046456040 has 64 divisors (see below), whose sum is σ = 3587852160. Its totient is φ = 239189760.

The previous prime is 1046456011. The next prime is 1046456077. The reversal of 1046456040 is 406546401.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1046455989 and 1046456007.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 622051 + ... + 623730.

It is an arithmetic number, because the mean of its divisors is an integer number (56060190).

Almost surely, 2^1046456040 is an apocalyptic number.

1046456040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1046456040 is an abundant number, since it is smaller than the sum of its proper divisors (2541396120).

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

1046456040 is a wasteful number, since it uses less digits than its factorization.

1046456040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1245802 (or 1245798 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 1046456040 is about 32348.9727812183. The cubic root of 1046456040 is about 1015.2515542067.

It can be divided in two parts, 104645 and 6040, that added together give a triangular number (110685 = T₄₇₀).

The spelling of 1046456040 in words is "one billion, forty-six million, four hundred fifty-six thousand, forty".