5261949 has 32 divisors (see below), whose sum is σ = 9722880. Its totient is φ = 2732400.

The previous prime is 5261941. The next prime is 5261957. The reversal of 5261949 is 9491625.

It is an interprime number because it is at equal distance from previous prime (5261941) and next prime (5261957).

It is not a de Polignac number, because 5261949 - 2³ = 5261941 is a prime.

5261949 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5261941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 814 + ... + 3344.

It is an arithmetic number, because the mean of its divisors is an integer number (303840).

Almost surely, 2^5261949 is an apocalyptic number.

It is an amenable number.

5261949 is a deficient number, since it is larger than the sum of its proper divisors (4460931).

5261949 is a wasteful number, since it uses less digits than its factorization.

5261949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2558 (or 2552 counting only the distinct ones).

The product of its digits is 19440, while the sum is 36.

The square root of 5261949 is about 2293.8938510751. The cubic root of 5261949 is about 173.9330896123.

It can be divided in two parts, 52 and 61949, that added together give a square (62001 = 249²).

The spelling of 5261949 in words is "five million, two hundred sixty-one thousand, nine hundred forty-nine".