801487 has 2 divisors, whose sum is σ = 801488. Its totient is φ = 801486.

The previous prime is 801469. The next prime is 801503. The reversal of 801487 is 784108.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-801487 is a prime.

It is a super-2 number, since 2×801487² = 1284762822338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (801407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 400743 + 400744.

It is an arithmetic number, because the mean of its divisors is an integer number (400744).

2⁸⁰¹⁴⁸⁷ is an apocalyptic number.

801487 is a deficient number, since it is larger than the sum of its proper divisors (1).

801487 is an equidigital number, since it uses as much as digits as its factorization.

801487 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1792, while the sum is 28.

The square root of 801487 is about 895.2580633538. The cubic root of 801487 is about 92.8892580941.

The spelling of 801487 in words is "eight hundred one thousand, four hundred eighty-seven".