136493766 has 12 divisors (see below), whose sum is σ = 295736532. Its totient is φ = 45497916.

The previous prime is 136493699. The next prime is 136493767. The reversal of 136493766 is 667394631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136493767) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3791476 + ... + 3791511.

It is an arithmetic number, because the mean of its divisors is an integer number (24644711).

Almost surely, 2^136493766 is an apocalyptic number.

136493766 is an abundant number, since it is smaller than the sum of its proper divisors (159242766).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

136493766 is a wasteful number, since it uses less digits than its factorization.

136493766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7582995 (or 7582992 counting only the distinct ones).

The product of its digits is 489888, while the sum is 45.

The square root of 136493766 is about 11683.0546519307. The cubic root of 136493766 is about 514.8779250043.

The spelling of 136493766 in words is "one hundred thirty-six million, four hundred ninety-three thousand, seven hundred sixty-six".