1672870536 has 64 divisors (see below), whose sum is σ = 4694827200. Its totient is φ = 551867904.

The previous prime is 1672870519. The next prime is 1672870559. The reversal of 1672870536 is 6350782761.

It is a junction number, because it is equal to n+sod(n) for n = 1672870491 and 1672870500.

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, 18970 + ... + 60873.

It is an arithmetic number, because the mean of its divisors is an integer number (73356675).

Almost surely, 2^1672870536 is an apocalyptic number.

It is an amenable number.

1672870536 is an abundant number, since it is smaller than the sum of its proper divisors (3021956664).

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

1672870536 is a wasteful number, since it uses less digits than its factorization.

1672870536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79955 (or 79945 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The square root of 1672870536 is about 40900.7400422046. The cubic root of 1672870536 is about 1187.1003800457.

The spelling of 1672870536 in words is "one billion, six hundred seventy-two million, eight hundred seventy thousand, five hundred thirty-six".