1409549946 has 32 divisors (see below), whose sum is σ = 3282622848. Its totient is φ = 395129280.

The previous prime is 1409549927. The next prime is 1409550011. The reversal of 1409549946 is 6499459041.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 314385 + ... + 318836.

It is an arithmetic number, because the mean of its divisors is an integer number (102581964).

Almost surely, 2^1409549946 is an apocalyptic number.

1409549946 is an abundant number, since it is smaller than the sum of its proper divisors (1873072902).

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

1409549946 is a wasteful number, since it uses less digits than its factorization.

1409549946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633286.

The product of its (nonzero) digits is 1399680, while the sum is 51.

The square root of 1409549946 is about 37543.9734977533. The cubic root of 1409549946 is about 1121.2268512973.

The spelling of 1409549946 in words is "one billion, four hundred nine million, five hundred forty-nine thousand, nine hundred forty-six".