401430415 has 4 divisors (see below), whose sum is σ = 481716504. Its totient is φ = 321144328.

The previous prime is 401430397. The next prime is 401430451. The reversal of 401430415 is 514034104.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 401430415 - 2¹¹ = 401428367 is a prime.

It is a super-2 number, since 2×401430415² = 322292756174144450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40143037 + ... + 40143046.

It is an arithmetic number, because the mean of its divisors is an integer number (120429126).

Almost surely, 2^401430415 is an apocalyptic number.

401430415 is a deficient number, since it is larger than the sum of its proper divisors (80286089).

401430415 is an equidigital number, since it uses as much as digits as its factorization.

401430415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80286088.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 401430415 is about 20035.7284619252. The cubic root of 401430415 is about 737.6835371989.

Adding to 401430415 its reverse (514034104), we get a palindrome (915464519).

The spelling of 401430415 in words is "four hundred one million, four hundred thirty thousand, four hundred fifteen".