149406202 has 48 divisors (see below), whose sum is σ = 259749000. Its totient is φ = 64310400.

The previous prime is 149406197. The next prime is 149406211. The reversal of 149406202 is 202604941.

It can be written as a sum of positive squares in 4 ways, for example, as 107143201 + 42263001 = 10351^2 + 6501^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 427924 + ... + 428272.

Almost surely, 2^149406202 is an apocalyptic number.

149406202 is a deficient number, since it is larger than the sum of its proper divisors (110342798).

149406202 is a wasteful number, since it uses less digits than its factorization.

149406202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463 (or 452 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 149406202 is about 12223.1829733503. The cubic root of 149406202 is about 530.6272412448.

It can be divided in two parts, 149 and 406202, that added together give a triangular number (406351 = T₉₀₁).

The spelling of 149406202 in words is "one hundred forty-nine million, four hundred six thousand, two hundred two".