1672215104 has 56 divisors (see below), whose sum is σ = 3796271808. Its totient is φ = 715921920.

The previous prime is 1672215091. The next prime is 1672215119. The reversal of 1672215104 is 4015122761.

It is a tau number, because it is divible by the number of its divisors (56).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 864122 + ... + 866054.

It is an arithmetic number, because the mean of its divisors is an integer number (67790568).

Almost surely, 2^1672215104 is an apocalyptic number.

1672215104 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1672215104 is an abundant number, since it is smaller than the sum of its proper divisors (2124056704).

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

1672215104 is a wasteful number, since it uses less digits than its factorization.

1672215104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3883 (or 3873 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 1672215104 is about 40892.7267860680. The cubic root of 1672215104 is about 1186.9453241708.

Adding to 1672215104 its reverse (4015122761), we get a palindrome (5687337865).

The spelling of 1672215104 in words is "one billion, six hundred seventy-two million, two hundred fifteen thousand, one hundred four".