401495 has 8 divisors (see below), whose sum is σ = 490320. Its totient is φ = 315520.

The previous prime is 401477. The next prime is 401507. The reversal of 401495 is 594104.

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 401495 - 2¹⁰ = 400471 is a prime.

It is a super-2 number, since 2×401495² = 322396470050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 401495.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 386 + ... + 975.

It is an arithmetic number, because the mean of its divisors is an integer number (61290).

2⁴⁰¹⁴⁹⁵ is an apocalyptic number.

401495 is a deficient number, since it is larger than the sum of its proper divisors (88825).

401495 is a wasteful number, since it uses less digits than its factorization.

401495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1425.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 401495 is about 633.6363310291. The cubic root of 401495 is about 73.7723096348.

Adding to 401495 its reverse (594104), we get a palindrome (995599).

The spelling of 401495 in words is "four hundred one thousand, four hundred ninety-five".