140225310 has 32 divisors (see below), whose sum is σ = 373934880. Its totient is φ = 37393344.

The previous prime is 140225303. The next prime is 140225329. The reversal of 140225310 is 13522041.

140225310 is a `hidden beast` number, since 1 + 402 + 253 + 10 = 666.

It is a super-2 number, since 2×140225310² = 39326275129192200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 259407 + ... + 259946.

It is an arithmetic number, because the mean of its divisors is an integer number (11685465).

Almost surely, 2^140225310 is an apocalyptic number.

140225310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140225310 is an abundant number, since it is smaller than the sum of its proper divisors (233709570).

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

140225310 is a wasteful number, since it uses less digits than its factorization.

140225310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519369 (or 519363 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 140225310 is about 11841.6768238286. The cubic root of 140225310 is about 519.5278134708.

Adding to 140225310 its reverse (13522041), we get a palindrome (153747351).

The spelling of 140225310 in words is "one hundred forty million, two hundred twenty-five thousand, three hundred ten".