5145772 has 12 divisors (see below), whose sum is σ = 9028936. Its totient is φ = 2566080.

The previous prime is 5145769. The next prime is 5145773. The reversal of 5145772 is 2775415.

5145772 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (5145773) 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, 247 + ... + 3217.

Almost surely, 2^5145772 is an apocalyptic number.

It is an amenable number.

5145772 is a deficient number, since it is larger than the sum of its proper divisors (3883164).

5145772 is a wasteful number, since it uses less digits than its factorization.

5145772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3408 (or 3406 counting only the distinct ones).

The product of its digits is 9800, while the sum is 31.

The square root of 5145772 is about 2268.4294126113. The cubic root of 5145772 is about 172.6434793097.

It can be divided in two parts, 51457 and 72, that added together give a square (51529 = 227²).

The spelling of 5145772 in words is "five million, one hundred forty-five thousand, seven hundred seventy-two".