361736069 has 4 divisors (see below), whose sum is σ = 361892544. Its totient is φ = 361579596.

The previous prime is 361736059. The next prime is 361736099. The reversal of 361736069 is 960637163.

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 a cyclic number.

It is not a de Polignac number, because 361736069 - 2¹² = 361731973 is a prime.

It is a super-2 number, since 2×361736069² = 261705967231145522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (361736009) 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, 74717 + ... + 79410.

It is an arithmetic number, because the mean of its divisors is an integer number (90473136).

Almost surely, 2^361736069 is an apocalyptic number.

It is an amenable number.

361736069 is a deficient number, since it is larger than the sum of its proper divisors (156475).

361736069 is a wasteful number, since it uses less digits than its factorization.

361736069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156474.

The product of its (nonzero) digits is 122472, while the sum is 41.

The square root of 361736069 is about 19019.3603730515. The cubic root of 361736069 is about 712.5203484083.

The spelling of 361736069 in words is "three hundred sixty-one million, seven hundred thirty-six thousand, sixty-nine".