1671433402 has 8 divisors (see below), whose sum is σ = 2508657300. Its totient is φ = 835214304.

The previous prime is 1671433399. The next prime is 1671433403. The reversal of 1671433402 is 2043341761.

It can be written as a sum of positive squares in 2 ways, for example, as 1671256161 + 177241 = 40881^2 + 421^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1671433403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 247027 + ... + 253702.

Almost surely, 2^1671433402 is an apocalyptic number.

1671433402 is a deficient number, since it is larger than the sum of its proper divisors (837223898).

1671433402 is a wasteful number, since it uses less digits than its factorization.

1671433402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502400.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 1671433402 is about 40883.1677099512. The cubic root of 1671433402 is about 1186.7603435531.

The spelling of 1671433402 in words is "one billion, six hundred seventy-one million, four hundred thirty-three thousand, four hundred two".