451150242 has 16 divisors (see below), whose sum is σ = 906278112. Its totient is φ = 149720480.

The previous prime is 451150241. The next prime is 451150243. The reversal of 451150242 is 242051154.

It is an interprime number because it is at equal distance from previous prime (451150241) and next prime (451150243).

It is not an unprimeable number, because it can be changed into a prime (451150241) 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 7 ways as a sum of consecutive naturals, for example, 164259 + ... + 166982.

It is an arithmetic number, because the mean of its divisors is an integer number (56642382).

Almost surely, 2^451150242 is an apocalyptic number.

451150242 is an abundant number, since it is smaller than the sum of its proper divisors (455127870).

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

451150242 is a wasteful number, since it uses less digits than its factorization.

451150242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331473.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 451150242 is about 21240.2975967852. The cubic root of 451150242 is about 766.9617963516.

The spelling of 451150242 in words is "four hundred fifty-one million, one hundred fifty thousand, two hundred forty-two".