1670926344 has 16 divisors (see below), whose sum is σ = 4177315920. Its totient is φ = 556975440.

The previous prime is 1670926339. The next prime is 1670926357. The reversal of 1670926344 is 4436290761.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1670926296 and 1670926305.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34810942 + ... + 34810989.

It is an arithmetic number, because the mean of its divisors is an integer number (261082245).

Almost surely, 2^1670926344 is an apocalyptic number.

It is an amenable number.

1670926344 is an abundant number, since it is smaller than the sum of its proper divisors (2506389576).

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

1670926344 is a wasteful number, since it uses less digits than its factorization.

1670926344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69621940 (or 69621936 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 42.

The square root of 1670926344 is about 40876.9659343743. The cubic root of 1670926344 is about 1186.6403233782.

The spelling of 1670926344 in words is "one billion, six hundred seventy million, nine hundred twenty-six thousand, three hundred forty-four".