140551242 has 32 divisors (see below), whose sum is σ = 303680832. Its totient is φ = 43110144.

The previous prime is 140551237. The next prime is 140551247. The reversal of 140551242 is 242155041.

It is an interprime number because it is at equal distance from previous prime (140551237) and next prime (140551247).

It is not an unprimeable number, because it can be changed into a prime (140551247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23613 + ... + 28959.

It is an arithmetic number, because the mean of its divisors is an integer number (9490026).

Almost surely, 2^140551242 is an apocalyptic number.

140551242 is an abundant number, since it is smaller than the sum of its proper divisors (163129590).

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

140551242 is a wasteful number, since it uses less digits than its factorization.

140551242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5702.

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

The square root of 140551242 is about 11855.4309073943. The cubic root of 140551242 is about 519.9300226347.

The spelling of 140551242 in words is "one hundred forty million, five hundred fifty-one thousand, two hundred forty-two".