1409359842 has 72 divisors (see below), whose sum is σ = 3399352320. Its totient is φ = 421621200.

The previous prime is 1409359841. The next prime is 1409359849. The reversal of 1409359842 is 2489539041.

1409359842 is a `hidden beast` number, since 14 + 0 + 9 + 3 + 598 + 42 = 666.

It is not an unprimeable number, because it can be changed into a prime (1409359841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 167967 + ... + 176157.

Almost surely, 2^1409359842 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1409359842, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1699676160).

1409359842 is an abundant number, since it is smaller than the sum of its proper divisors (1989992478).

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

1409359842 is a wasteful number, since it uses less digits than its factorization.

1409359842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8300 (or 8286 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The square root of 1409359842 is about 37541.4416611829. The cubic root of 1409359842 is about 1121.1764429399.

The spelling of 1409359842 in words is "one billion, four hundred nine million, three hundred fifty-nine thousand, eight hundred forty-two".