745040167 has 4 divisors (see below), whose sum is σ = 745390296. Its totient is φ = 744690040.

The previous prime is 745040159. The next prime is 745040207. The reversal of 745040167 is 761040547.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 745040167 - 2³ = 745040159 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 (745040137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171853 + ... + 176134.

It is an arithmetic number, because the mean of its divisors is an integer number (186347574).

Almost surely, 2^745040167 is an apocalyptic number.

745040167 is a deficient number, since it is larger than the sum of its proper divisors (350129).

745040167 is a wasteful number, since it uses less digits than its factorization.

745040167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350128.

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 745040167 is about 27295.4239205036. The cubic root of 745040167 is about 906.5530619416.

The spelling of 745040167 in words is "seven hundred forty-five million, forty thousand, one hundred sixty-seven".