140450072 has 24 divisors (see below), whose sum is σ = 306339660. Its totient is φ = 60192720.

The previous prime is 140450069. The next prime is 140450087. The reversal of 140450072 is 270054041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 178754 + ... + 179537.

Almost surely, 2^140450072 is an apocalyptic number.

It is an amenable number.

140450072 is an abundant number, since it is smaller than the sum of its proper divisors (165889588).

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

140450072 is a wasteful number, since it uses less digits than its factorization.

140450072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358311 (or 358300 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 140450072 is about 11851.1633184257. The cubic root of 140450072 is about 519.8052426478.

The spelling of 140450072 in words is "one hundred forty million, four hundred fifty thousand, seventy-two".