167672461 has 16 divisors (see below), whose sum is σ = 197458560. Its totient is φ = 140768320.

The previous prime is 167672447. The next prime is 167672467. The reversal of 167672461 is 164276761.

It is not a de Polignac number, because 167672461 - 2⁷ = 167672333 is a prime.

It is a super-2 number, since 2×167672461² = 56228108355593042, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (167672467) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4090 + ... + 18763.

It is an arithmetic number, because the mean of its divisors is an integer number (12341160).

Almost surely, 2^167672461 is an apocalyptic number.

167672461 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

167672461 is a deficient number, since it is larger than the sum of its proper divisors (29786099).

167672461 is a wasteful number, since it uses less digits than its factorization.

167672461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22916.

The product of its digits is 84672, while the sum is 40.

The square root of 167672461 is about 12948.8401411092. The cubic root of 167672461 is about 551.4260086218.

The spelling of 167672461 in words is "one hundred sixty-seven million, six hundred seventy-two thousand, four hundred sixty-one".