1662242460 has 96 divisors (see below), whose sum is σ = 4705646400. Its totient is φ = 438405120.

The previous prime is 1662242431. The next prime is 1662242521. The reversal of 1662242460 is 642422661.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2921056 + ... + 2921624.

It is an arithmetic number, because the mean of its divisors is an integer number (49017150).

Almost surely, 2^1662242460 is an apocalyptic number.

1662242460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1662242460 is an abundant number, since it is smaller than the sum of its proper divisors (3043403940).

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

1662242460 is a wasteful number, since it uses less digits than its factorization.

1662242460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031 (or 1029 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 33.

The square root of 1662242460 is about 40770.6077953224. The cubic root of 1662242460 is about 1184.5810764376.

The spelling of 1662242460 in words is "one billion, six hundred sixty-two million, two hundred forty-two thousand, four hundred sixty".