225140542 has 8 divisors (see below), whose sum is σ = 368411832. Its totient is φ = 102336600.

The previous prime is 225140533. The next prime is 225140551. The reversal of 225140542 is 245041522.

It is an interprime number because it is at equal distance from previous prime (225140533) and next prime (225140551).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5116809 + ... + 5116852.

It is an arithmetic number, because the mean of its divisors is an integer number (46051479).

Almost surely, 2^225140542 is an apocalyptic number.

225140542 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

225140542 is a deficient number, since it is larger than the sum of its proper divisors (143271290).

225140542 is a wasteful number, since it uses less digits than its factorization.

225140542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10233674.

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 225140542 is about 15004.6840020042. The cubic root of 225140542 is about 608.3468109522.

The spelling of 225140542 in words is "two hundred twenty-five million, one hundred forty thousand, five hundred forty-two".