257414002 has 8 divisors (see below), whose sum is σ = 386217216. Its totient is φ = 128674932.

The previous prime is 257413963. The next prime is 257414009. The reversal of 257414002 is 200414752.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (257414009) 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, 4278 + ... + 23089.

It is an arithmetic number, because the mean of its divisors is an integer number (48277152).

Almost surely, 2^257414002 is an apocalyptic number.

257414002 is a deficient number, since it is larger than the sum of its proper divisors (128803214).

257414002 is a wasteful number, since it uses less digits than its factorization.

257414002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32072.

The product of its (nonzero) digits is 2240, while the sum is 25.

The square root of 257414002 is about 16044.1267135360. The cubic root of 257414002 is about 636.1273313482.

Adding to 257414002 its reverse (200414752), we get a palindrome (457828754).

The spelling of 257414002 in words is "two hundred fifty-seven million, four hundred fourteen thousand, two".