1046457478 has 16 divisors (see below), whose sum is σ = 1712883600. Its totient is φ = 475524000.

The previous prime is 1046457413. The next prime is 1046457481. The reversal of 1046457478 is 8747546401.

It is a congruent number.

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, 134848 + ... + 142396.

It is an arithmetic number, because the mean of its divisors is an integer number (107055225).

Almost surely, 2^1046457478 is an apocalyptic number.

1046457478 is a deficient number, since it is larger than the sum of its proper divisors (666426122).

1046457478 is a wasteful number, since it uses less digits than its factorization.

1046457478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13863.

The product of its (nonzero) digits is 752640, while the sum is 46.

The square root of 1046457478 is about 32348.9950075733. The cubic root of 1046457478 is about 1015.2520192465.

The spelling of 1046457478 in words is "one billion, forty-six million, four hundred fifty-seven thousand, four hundred seventy-eight".