401214651 has 8 divisors (see below), whose sum is σ = 535617360. Its totient is φ = 267144192.

The previous prime is 401214647. The next prime is 401214673. The reversal of 401214651 is 156412104.

It is a happy number.

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

It is not a de Polignac number, because 401214651 - 2² = 401214647 is a prime.

It is not an unprimeable number, because it can be changed into a prime (401215651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80230 + ... + 85083.

It is an arithmetic number, because the mean of its divisors is an integer number (66952170).

Almost surely, 2^401214651 is an apocalyptic number.

401214651 is a deficient number, since it is larger than the sum of its proper divisors (134402709).

401214651 is a wasteful number, since it uses less digits than its factorization.

401214651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166125.

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 401214651 is about 20030.3432571686. The cubic root of 401214651 is about 737.5513481820.

Adding to 401214651 its reverse (156412104), we get a palindrome (557626755).

The spelling of 401214651 in words is "four hundred one million, two hundred fourteen thousand, six hundred fifty-one".