149873262 has 96 divisors (see below), whose sum is σ = 384528384. Its totient is φ = 38826480.

The previous prime is 149873257. The next prime is 149873263. The reversal of 149873262 is 262378941.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a nialpdrome in base 11.

It is a zygodrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149873263) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 391123 + ... + 391505.

It is an arithmetic number, because the mean of its divisors is an integer number (4005504).

Almost surely, 2^149873262 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 149873262, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (192264192).

149873262 is an abundant number, since it is smaller than the sum of its proper divisors (234655122).

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

149873262 is a wasteful number, since it uses less digits than its factorization.

149873262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435 (or 406 counting only the distinct ones).

The product of its digits is 145152, while the sum is 42.

The square root of 149873262 is about 12242.2735633542. The cubic root of 149873262 is about 531.1795988462.

The spelling of 149873262 in words is "one hundred forty-nine million, eight hundred seventy-three thousand, two hundred sixty-two".