36397442 has 8 divisors (see below), whose sum is σ = 57807756. Its totient is φ = 17128192.

The previous prime is 36397423. The next prime is 36397451. The reversal of 36397442 is 24479363.

It can be written as a sum of positive squares in 2 ways, for example, as 35271721 + 1125721 = 5939^2 + 1061^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 36397396 and 36397405.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 535223 + ... + 535290.

Almost surely, 2^36397442 is an apocalyptic number.

36397442 is a deficient number, since it is larger than the sum of its proper divisors (21410314).

36397442 is a wasteful number, since it uses less digits than its factorization.

36397442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1070532.

The product of its digits is 108864, while the sum is 38.

The square root of 36397442 is about 6033.0292556891. The cubic root of 36397442 is about 331.4033958108.

The spelling of 36397442 in words is "thirty-six million, three hundred ninety-seven thousand, four hundred forty-two".