1606562240 has 28 divisors (see below), whose sum is σ = 3825627096. Its totient is φ = 642624768.

The previous prime is 1606562201. The next prime is 1606562263. The reversal of 1606562240 is 422656061.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 1606562197 and 1606562206.

It is a congruent number.

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, 2509934 + ... + 2510573.

Almost surely, 2^1606562240 is an apocalyptic number.

1606562240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1606562240 is an abundant number, since it is smaller than the sum of its proper divisors (2219064856).

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

1606562240 is an equidigital number, since it uses as much as digits as its factorization.

1606562240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5020524 (or 5020514 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 1606562240 is about 40081.9440646284. The cubic root of 1606562240 is about 1171.2039230412.

The spelling of 1606562240 in words is "one billion, six hundred six million, five hundred sixty-two thousand, two hundred forty".