1672238051 has 64 divisors (see below), whose sum is σ = 2080235520. Its totient is φ = 1327052160.

The previous prime is 1672238047. The next prime is 1672238077. The reversal of 1672238051 is 1508322761.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1672238051 - 2² = 1672238047 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1672238041) 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 63 ways as a sum of consecutive naturals, for example, 15628340 + ... + 15628446.

It is an arithmetic number, because the mean of its divisors is an integer number (32503680).

Almost surely, 2^1672238051 is an apocalyptic number.

1672238051 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1672238051 is a deficient number, since it is larger than the sum of its proper divisors (407997469).

1672238051 is a wasteful number, since it uses less digits than its factorization.

1672238051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 1672238051 is about 40893.0073606723. The cubic root of 1672238051 is about 1186.9507534384.

The spelling of 1672238051 in words is "one billion, six hundred seventy-two million, two hundred thirty-eight thousand, fifty-one".