136228402 has 16 divisors (see below), whose sum is σ = 213544512. Its totient is φ = 65055760.

The previous prime is 136228397. The next prime is 136228409. The reversal of 136228402 is 204822631.

It is a super-2 number, since 2×136228402² = 37116355022947208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (136228409) 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 7 ways as a sum of consecutive naturals, for example, 36252 + ... + 39832.

It is an arithmetic number, because the mean of its divisors is an integer number (13346532).

Almost surely, 2^136228402 is an apocalyptic number.

136228402 is a deficient number, since it is larger than the sum of its proper divisors (77316110).

136228402 is a wasteful number, since it uses less digits than its factorization.

136228402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4433.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 136228402 is about 11671.6923365894. The cubic root of 136228402 is about 514.5440423456.

The spelling of 136228402 in words is "one hundred thirty-six million, two hundred twenty-eight thousand, four hundred two".