149458437 has 6 divisors (see below), whose sum is σ = 215884422. Its totient is φ = 99638952.

The previous prime is 149458423. The next prime is 149458447. The reversal of 149458437 is 734854941.

It can be written as a sum of positive squares in only one way, i.e., 148206276 + 1252161 = 12174^2 + 1119^2 .

It is not a de Polignac number, because 149458437 - 2¹¹ = 149456389 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 149458392 and 149458401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149458417) by changing a digit.

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, 8303238 + ... + 8303255.

It is an arithmetic number, because the mean of its divisors is an integer number (35980737).

Almost surely, 2^149458437 is an apocalyptic number.

It is an amenable number.

149458437 is a deficient number, since it is larger than the sum of its proper divisors (66425985).

149458437 is a wasteful number, since it uses less digits than its factorization.

149458437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16606499 (or 16606496 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 149458437 is about 12225.3195050273. The cubic root of 149458437 is about 530.6890728691.

The spelling of 149458437 in words is "one hundred forty-nine million, four hundred fifty-eight thousand, four hundred thirty-seven".