149244733 has 4 divisors (see below), whose sum is σ = 162812448. Its totient is φ = 135677020.

The previous prime is 149244721. The next prime is 149244737. The reversal of 149244733 is 337442941.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 337442941 = 11 ⋅30676631.

It is a cyclic number.

It is not a de Polignac number, because 149244733 - 2¹⁷ = 149113661 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 149244692 and 149244701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149244737) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6783841 + ... + 6783862.

It is an arithmetic number, because the mean of its divisors is an integer number (40703112).

Almost surely, 2^149244733 is an apocalyptic number.

It is an amenable number.

149244733 is a deficient number, since it is larger than the sum of its proper divisors (13567715).

149244733 is a wasteful number, since it uses less digits than its factorization.

149244733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13567714.

The product of its digits is 72576, while the sum is 37.

The square root of 149244733 is about 12216.5761570090. The cubic root of 149244733 is about 530.4360159515.

It can be divided in two parts, 1492 and 44733, that added together give a square (46225 = 215²).

The spelling of 149244733 in words is "one hundred forty-nine million, two hundred forty-four thousand, seven hundred thirty-three".