63214657 has 4 divisors (see below), whose sum is σ = 68961456. Its totient is φ = 57467860.

The previous prime is 63214651. The next prime is 63214663. The reversal of 63214657 is 75641236.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (63214651) and next prime (63214663).

It is a cyclic number.

It is not a de Polignac number, because 63214657 - 2¹⁵ = 63181889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63214651) 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, 2873383 + ... + 2873404.

It is an arithmetic number, because the mean of its divisors is an integer number (17240364).

Almost surely, 2^63214657 is an apocalyptic number.

It is an amenable number.

63214657 is a deficient number, since it is larger than the sum of its proper divisors (5746799).

63214657 is a wasteful number, since it uses less digits than its factorization.

63214657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5746798.

The product of its digits is 30240, while the sum is 34.

The square root of 63214657 is about 7950.7645544312. The cubic root of 63214657 is about 398.3571304368.

The spelling of 63214657 in words is "sixty-three million, two hundred fourteen thousand, six hundred fifty-seven".