140361216 has 40 divisors (see below), whose sum is σ = 373935144. Its totient is φ = 46786560.

The previous prime is 140361173. The next prime is 140361233. The reversal of 140361216 is 612163041.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44155 + ... + 47226.

Almost surely, 2^140361216 is an apocalyptic number.

140361216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

140361216 is an abundant number, since it is smaller than the sum of its proper divisors (233573928).

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

140361216 is an frugal number, since it uses more digits than its factorization.

140361216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91402 (or 91386 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 140361216 is about 11847.4138950237. The cubic root of 140361216 is about 519.6956009375.

The spelling of 140361216 in words is "one hundred forty million, three hundred sixty-one thousand, two hundred sixteen".