135462690 has 96 divisors (see below), whose sum is σ = 386358336. Its totient is φ = 32657280.

The previous prime is 135462673. The next prime is 135462697. The reversal of 135462690 is 96264531.

It is a happy number.

135462690 is a `hidden beast` number, since 1 + 3 + 546 + 26 + 90 = 666.

It is a super-2 number, since 2×135462690² = 36700280764072200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (135462697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 289837 + ... + 290303.

It is an arithmetic number, because the mean of its divisors is an integer number (4024566).

Almost surely, 2^135462690 is an apocalyptic number.

135462690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 135462690, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (193179168).

135462690 is an abundant number, since it is smaller than the sum of its proper divisors (250895646).

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

135462690 is a wasteful number, since it uses less digits than its factorization.

135462690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784 (or 781 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 135462690 is about 11638.8440147637. The cubic root of 135462690 is about 513.5781814835.

The spelling of 135462690 in words is "one hundred thirty-five million, four hundred sixty-two thousand, six hundred ninety".