2162667454 has 4 divisors (see below), whose sum is σ = 3244001184. Its totient is φ = 1081333726.

The previous prime is 2162667433. The next prime is 2162667469. The reversal of 2162667454 is 4547662612.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2162667454.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 540666862 + ... + 540666865.

It is an arithmetic number, because the mean of its divisors is an integer number (811000296).

Almost surely, 2^2162667454 is an apocalyptic number.

2162667454 is a deficient number, since it is larger than the sum of its proper divisors (1081333730).

2162667454 is a wasteful number, since it uses less digits than its factorization.

2162667454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1081333729.

The product of its digits is 483840, while the sum is 43.

The square root of 2162667454 is about 46504.4885360542. The cubic root of 2162667454 is about 1293.1927113704.

The spelling of 2162667454 in words is "two billion, one hundred sixty-two million, six hundred sixty-seven thousand, four hundred fifty-four".