136783572 has 24 divisors (see below), whose sum is σ = 321678336. Its totient is φ = 45235008.

The previous prime is 136783567. The next prime is 136783573. The reversal of 136783572 is 275387631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136783573) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43353 + ... + 46400.

It is an arithmetic number, because the mean of its divisors is an integer number (13403264).

Almost surely, 2^136783572 is an apocalyptic number.

136783572 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

136783572 is an abundant number, since it is smaller than the sum of its proper divisors (184894764).

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

136783572 is a wasteful number, since it uses less digits than its factorization.

136783572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89887 (or 89885 counting only the distinct ones).

The product of its digits is 211680, while the sum is 42.

The square root of 136783572 is about 11695.4509105036. The cubic root of 136783572 is about 515.2420667415.

The spelling of 136783572 in words is "one hundred thirty-six million, seven hundred eighty-three thousand, five hundred seventy-two".