1405980424 has 32 divisors (see below), whose sum is σ = 2666603520. Its totient is φ = 694927296.

The previous prime is 1405980421. The next prime is 1405980451. The reversal of 1405980424 is 4240895041.

It is not an unprimeable number, because it can be changed into a prime (1405980421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 295327 + ... + 300049.

It is an arithmetic number, because the mean of its divisors is an integer number (83331360).

Almost surely, 2^1405980424 is an apocalyptic number.

It is an amenable number.

1405980424 is a deficient number, since it is larger than the sum of its proper divisors (1260623096).

1405980424 is a wasteful number, since it uses less digits than its factorization.

1405980424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5149 (or 5145 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 1405980424 is about 37496.4054810591. The cubic root of 1405980424 is about 1120.2795921877.

The spelling of 1405980424 in words is "one billion, four hundred five million, nine hundred eighty thousand, four hundred twenty-four".