1652215404 has 48 divisors (see below), whose sum is σ = 4408992000. Its totient is φ = 471731136.

The previous prime is 1652215381. The next prime is 1652215423. The reversal of 1652215404 is 4045122561.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129922 + ... + 142070.

It is an arithmetic number, because the mean of its divisors is an integer number (91854000).

Almost surely, 2^1652215404 is an apocalyptic number.

1652215404 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1652215404 is an abundant number, since it is smaller than the sum of its proper divisors (2756776596).

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

1652215404 is a wasteful number, since it uses less digits than its factorization.

1652215404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13782 (or 13780 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 1652215404 is about 40647.4526139093. The cubic root of 1652215404 is about 1182.1943759746.

Adding to 1652215404 its reverse (4045122561), we get a palindrome (5697337965).

The spelling of 1652215404 in words is "one billion, six hundred fifty-two million, two hundred fifteen thousand, four hundred four".