300149436 has 12 divisors (see below), whose sum is σ = 700348712. Its totient is φ = 100049808.

The previous prime is 300149431. The next prime is 300149483. The reversal of 300149436 is 634941003.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×300149436² = 180179367862236192, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (300149431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12506215 + ... + 12506238.

Almost surely, 2^300149436 is an apocalyptic number.

It is an amenable number.

300149436 is an abundant number, since it is smaller than the sum of its proper divisors (400199276).

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

300149436 is a wasteful number, since it uses less digits than its factorization.

300149436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25012460 (or 25012458 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 300149436 is about 17324.8213843606. The cubic root of 300149436 is about 669.5440842785.

The spelling of 300149436 in words is "three hundred million, one hundred forty-nine thousand, four hundred thirty-six".