1604414380 has 12 divisors (see below), whose sum is σ = 3369270240. Its totient is φ = 641765744.

The previous prime is 1604414377. The next prime is 1604414431. The reversal of 1604414380 is 834144061.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40110340 + ... + 40110379.

It is an arithmetic number, because the mean of its divisors is an integer number (280772520).

Almost surely, 2^1604414380 is an apocalyptic number.

1604414380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1604414380 is an abundant number, since it is smaller than the sum of its proper divisors (1764855860).

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

1604414380 is a wasteful number, since it uses less digits than its factorization.

1604414380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80220728 (or 80220726 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 1604414380 is about 40055.1417423531. The cubic root of 1604414380 is about 1170.6817513546.

The spelling of 1604414380 in words is "one billion, six hundred four million, four hundred fourteen thousand, three hundred eighty".