253964347 has 16 divisors (see below), whose sum is σ = 312947712. Its totient is φ = 200697120.

The previous prime is 253964341. The next prime is 253964353. The reversal of 253964347 is 743469352.

253964347 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (253964341) and next prime (253964353).

It is not a de Polignac number, because 253964347 - 2¹¹ = 253962299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (253964341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 136578 + ... + 138424.

It is an arithmetic number, because the mean of its divisors is an integer number (19559232).

Almost surely, 2^253964347 is an apocalyptic number.

253964347 is a deficient number, since it is larger than the sum of its proper divisors (58983365).

253964347 is a wasteful number, since it uses less digits than its factorization.

253964347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3378.

The product of its digits is 544320, while the sum is 43.

The square root of 253964347 is about 15936.2588771644. The cubic root of 253964347 is about 633.2729203378.

The spelling of 253964347 in words is "two hundred fifty-three million, nine hundred sixty-four thousand, three hundred forty-seven".