427436 has 6 divisors (see below), whose sum is σ = 748020. Its totient is φ = 213716.

The previous prime is 427433. The next prime is 427439. The reversal of 427436 is 634724.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (427433) and next prime (427439).

It is a d-powerful number, because it can be written as 4² + 2¹⁷ + 4⁴ + 7⁶ + 3¹¹ + 6⁴ .

It is not an unprimeable number, because it can be changed into a prime (427433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53426 + ... + 53433.

It is an arithmetic number, because the mean of its divisors is an integer number (124670).

2⁴²⁷⁴³⁶ is an apocalyptic number.

It is an amenable number.

427436 is a deficient number, since it is larger than the sum of its proper divisors (320584).

427436 is a wasteful number, since it uses less digits than its factorization.

427436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106863 (or 106861 counting only the distinct ones).

The product of its digits is 4032, while the sum is 26.

The square root of 427436 is about 653.7858976760. The cubic root of 427436 is about 75.3281032907.

The spelling of 427436 in words is "four hundred twenty-seven thousand, four hundred thirty-six".