1046945438 has 16 divisors (see below), whose sum is σ = 1957924224. Its totient is φ = 407900760.

The previous prime is 1046945399. The next prime is 1046945453. The reversal of 1046945438 is 8345496401.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 3399020 + ... + 3399327.

It is an arithmetic number, because the mean of its divisors is an integer number (122370264).

Almost surely, 2^1046945438 is an apocalyptic number.

1046945438 is a deficient number, since it is larger than the sum of its proper divisors (910978786).

1046945438 is a wasteful number, since it uses less digits than its factorization.

1046945438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6798367.

The product of its (nonzero) digits is 414720, while the sum is 44.

The square root of 1046945438 is about 32356.5362484924. The cubic root of 1046945438 is about 1015.4097977211.

The spelling of 1046945438 in words is "one billion, forty-six million, nine hundred forty-five thousand, four hundred thirty-eight".