402414655 has 8 divisors (see below), whose sum is σ = 483295392. Its totient is φ = 321666528.

The previous prime is 402414619. The next prime is 402414659. The reversal of 402414655 is 556414204.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 402414655 - 2¹⁵ = 402381887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402414659) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26347 + ... + 38716.

It is an arithmetic number, because the mean of its divisors is an integer number (60411924).

Almost surely, 2^402414655 is an apocalyptic number.

402414655 is a deficient number, since it is larger than the sum of its proper divisors (80880737).

402414655 is a wasteful number, since it uses less digits than its factorization.

402414655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66305.

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 402414655 is about 20060.2755464625. The cubic root of 402414655 is about 738.2859372115.

Adding to 402414655 its reverse (556414204), we get a palindrome (958828859).

The spelling of 402414655 in words is "four hundred two million, four hundred fourteen thousand, six hundred fifty-five".