1672406354 has 8 divisors (see below), whose sum is σ = 2509002108. Its totient is φ = 836072320.

The previous prime is 1672406347. The next prime is 1672406357. The reversal of 1672406354 is 4536042761.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1672401025 + 5329 = 40895^2 + 73^2 .

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 (1672406357) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 48587 + ... + 75534.

Almost surely, 2^1672406354 is an apocalyptic number.

1672406354 is a deficient number, since it is larger than the sum of its proper divisors (836595754).

1672406354 is a wasteful number, since it uses less digits than its factorization.

1672406354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130860.

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 1672406354 is about 40895.0651546125. The cubic root of 1672406354 is about 1186.9905724643.

The spelling of 1672406354 in words is "one billion, six hundred seventy-two million, four hundred six thousand, three hundred fifty-four".