53749465 has 16 divisors (see below), whose sum is σ = 80415360. Its totient is φ = 33505920.

The previous prime is 53749463. The next prime is 53749469. The reversal of 53749465 is 56494735.

53749465 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 53749465 - 2¹ = 53749463 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53749463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69420 + ... + 70189.

It is an arithmetic number, because the mean of its divisors is an integer number (5025960).

Almost surely, 2^53749465 is an apocalyptic number.

53749465 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

53749465 is a deficient number, since it is larger than the sum of its proper divisors (26665895).

53749465 is a wasteful number, since it uses less digits than its factorization.

53749465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139632.

The product of its digits is 453600, while the sum is 43.

The square root of 53749465 is about 7331.4026625196. The cubic root of 53749465 is about 377.3908635875.

The spelling of 53749465 in words is "fifty-three million, seven hundred forty-nine thousand, four hundred sixty-five".