149654536 has 24 divisors (see below), whose sum is σ = 297391770. Its totient is φ = 70358528.

The previous prime is 149654521. The next prime is 149654597. The reversal of 149654536 is 635456941.

It can be written as a sum of positive squares in 3 ways, for example, as 141848100 + 7806436 = 11910^2 + 2794^2 .

It is a junction number, because it is equal to n+sod(n) for n = 149654492 and 149654501.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 142140 + ... + 143188.

Almost surely, 2^149654536 is an apocalyptic number.

It is an amenable number.

149654536 is a deficient number, since it is larger than the sum of its proper divisors (147737234).

149654536 is an equidigital number, since it uses as much as digits as its factorization.

149654536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2121 (or 1068 counting only the distinct ones).

The product of its digits is 388800, while the sum is 43.

The square root of 149654536 is about 12233.3370753854. The cubic root of 149654536 is about 530.9210707348.

The spelling of 149654536 in words is "one hundred forty-nine million, six hundred fifty-four thousand, five hundred thirty-six".