801495 has 20 divisors (see below), whose sum is σ = 1437480. Its totient is φ = 427248.

The previous prime is 801487. The next prime is 801503. The reversal of 801495 is 594108.

It is an interprime number because it is at equal distance from previous prime (801487) and next prime (801503).

It is not a de Polignac number, because 801495 - 2³ = 801487 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 585 + ... + 1394.

It is an arithmetic number, because the mean of its divisors is an integer number (71874).

2⁸⁰¹⁴⁹⁵ is an apocalyptic number.

801495 is a deficient number, since it is larger than the sum of its proper divisors (635985).

801495 is a wasteful number, since it uses less digits than its factorization.

801495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1996 (or 1987 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 801495 is about 895.2625313281. The cubic root of 801495 is about 92.8895671494.

It can be divided in two parts, 801 and 495, that multiplied together give a triangular number (396495 = T₈₉₀).

The spelling of 801495 in words is "eight hundred one thousand, four hundred ninety-five".