536399949 has 4 divisors (see below), whose sum is σ = 715199936. Its totient is φ = 357599964.

The previous prime is 536399933. The next prime is 536399953. The reversal of 536399949 is 949993635.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 536399949 - 2⁴ = 536399933 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 (536391949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89399989 + ... + 89399994.

It is an arithmetic number, because the mean of its divisors is an integer number (178799984).

Almost surely, 2^536399949 is an apocalyptic number.

It is an amenable number.

536399949 is a deficient number, since it is larger than the sum of its proper divisors (178799987).

536399949 is a wasteful number, since it uses less digits than its factorization.

536399949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178799986.

The product of its digits is 7085880, while the sum is 57.

The square root of 536399949 is about 23160.3097777210. The cubic root of 536399949 is about 812.5116111635.

The spelling of 536399949 in words is "five hundred thirty-six million, three hundred ninety-nine thousand, nine hundred forty-nine".