1672406351 has 8 divisors (see below), whose sum is σ = 2085078144. Its totient is φ = 1303173720.

The previous prime is 1672406347. The next prime is 1672406357. The reversal of 1672406351 is 1536042761.

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

It is a cyclic number.

It is not a de Polignac number, because 1672406351 - 2² = 1672406347 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1672406357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10859705 + ... + 10859858.

It is an arithmetic number, because the mean of its divisors is an integer number (260634768).

Almost surely, 2^1672406351 is an apocalyptic number.

1672406351 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1672406351 is a deficient number, since it is larger than the sum of its proper divisors (412671793).

1672406351 is a wasteful number, since it uses less digits than its factorization.

1672406351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21719581.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 1672406351 is about 40895.0651179332. The cubic root of 1672406351 is about 1186.9905717546.

The spelling of 1672406351 in words is "one billion, six hundred seventy-two million, four hundred six thousand, three hundred fifty-one".