1662402102 has 64 divisors (see below), whose sum is σ = 3465606144. Its totient is φ = 531256320.

The previous prime is 1662402097. The next prime is 1662402121. The reversal of 1662402102 is 2012042661.

1662402102 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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, 4529523 + ... + 4529889.

It is an arithmetic number, because the mean of its divisors is an integer number (54150096).

Almost surely, 2^1662402102 is an apocalyptic number.

1662402102 is an abundant number, since it is smaller than the sum of its proper divisors (1803204042).

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

1662402102 is a wasteful number, since it uses less digits than its factorization.

1662402102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 693.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 1662402102 is about 40772.5655557754. The cubic root of 1662402102 is about 1184.6189976681.

Adding to 1662402102 its reverse (2012042661), we get a palindrome (3674444763).

The spelling of 1662402102 in words is "one billion, six hundred sixty-two million, four hundred two thousand, one hundred two".