406120984 has 32 divisors (see below), whose sum is σ = 781516800. Its totient is φ = 197759520.

The previous prime is 406120931. The next prime is 406120999. The reversal of 406120984 is 489021604.

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, 76777 + ... + 81895.

It is an arithmetic number, because the mean of its divisors is an integer number (24422400).

Almost surely, 2^406120984 is an apocalyptic number.

It is an amenable number.

406120984 is a deficient number, since it is larger than the sum of its proper divisors (375395816).

406120984 is a wasteful number, since it uses less digits than its factorization.

406120984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5383 (or 5379 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 406120984 is about 20152.4436235410. The cubic root of 406120984 is about 740.5456068741.

The spelling of 406120984 in words is "four hundred six million, one hundred twenty thousand, nine hundred eighty-four".