536378477 has 4 divisors (see below), whose sum is σ = 539342076. Its totient is φ = 533414880.

The previous prime is 536378473. The next prime is 536378489. The reversal of 536378477 is 774873635.

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

It can be written as a sum of positive squares in 2 ways, for example, as 123232201 + 413146276 = 11101^2 + 20326^2 .

It is a cyclic number.

It is not a de Polignac number, because 536378477 - 2² = 536378473 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (536378471) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1481528 + ... + 1481889.

It is an arithmetic number, because the mean of its divisors is an integer number (134835519).

Almost surely, 2^536378477 is an apocalyptic number.

It is an amenable number.

536378477 is a deficient number, since it is larger than the sum of its proper divisors (2963599).

536378477 is a wasteful number, since it uses less digits than its factorization.

536378477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2963598.

The product of its digits is 2963520, while the sum is 50.

The square root of 536378477 is about 23159.8462214238. The cubic root of 536378477 is about 812.5007694509.

The spelling of 536378477 in words is "five hundred thirty-six million, three hundred seventy-eight thousand, four hundred seventy-seven".