145774 has 8 divisors (see below), whose sum is σ = 228240. Its totient is φ = 69696.

The previous prime is 145771. The next prime is 145777. The reversal of 145774 is 477541.

It is an interprime number because it is at equal distance from previous prime (145771) and next prime (145777).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a d-powerful number, because it can be written as 1 + 4⁶ + 7⁵ + 5⁵ + 7⁶ + 4⁶ .

It is a plaindrome in base 7.

It is a zygodrome in base 7.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145771) 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, 1539 + ... + 1630.

It is an arithmetic number, because the mean of its divisors is an integer number (28530).

2¹⁴⁵⁷⁷⁴ is an apocalyptic number.

145774 is a deficient number, since it is larger than the sum of its proper divisors (82466).

145774 is a wasteful number, since it uses less digits than its factorization.

145774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3194.

The product of its digits is 3920, while the sum is 28.

The square root of 145774 is about 381.8036144407. The cubic root of 145774 is about 52.6291905232.

It can be divided in two parts, 145 and 774, that added together give a palindrome (919).

The spelling of 145774 in words is "one hundred forty-five thousand, seven hundred seventy-four".