253400463 has 12 divisors (see below), whose sum is σ = 378644760. Its totient is φ = 163108176.

The previous prime is 253400429. The next prime is 253400471. The reversal of 253400463 is 364004352.

253400463 is a `hidden beast` number, since 253 + 400 + 4 + 6 + 3 = 666.

253400463 is nontrivially palindromic in base 2.

It is not a de Polignac number, because 253400463 - 2¹⁰ = 253399439 is a prime.

It is a super-2 number, since 2×253400463² = 128423589297228738, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253400263) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 485181 + ... + 485702.

It is an arithmetic number, because the mean of its divisors is an integer number (31553730).

Almost surely, 2^253400463 is an apocalyptic number.

253400463 is a deficient number, since it is larger than the sum of its proper divisors (125244297).

253400463 is a wasteful number, since it uses less digits than its factorization.

253400463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 970918 (or 970915 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 253400463 is about 15918.5571896450. The cubic root of 253400463 is about 632.8038819531.

The spelling of 253400463 in words is "two hundred fifty-three million, four hundred thousand, four hundred sixty-three".