140434416 has 60 divisors (see below), whose sum is σ = 416147472. Its totient is φ = 44057088.

The previous prime is 140434381. The next prime is 140434421. The reversal of 140434416 is 614434041.

It is a super-2 number, since 2×140434416² = 39443650394522112, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 140434416.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26236 + ... + 31131.

Almost surely, 2^140434416 is an apocalyptic number.

140434416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

140434416 is an abundant number, since it is smaller than the sum of its proper divisors (275713056).

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

140434416 is a wasteful number, since it uses less digits than its factorization.

140434416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57398 (or 57389 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 140434416 is about 11850.5027741442. The cubic root of 140434416 is about 519.7859276624.

Adding to 140434416 its reverse (614434041), we get a palindrome (754868457).

The spelling of 140434416 in words is "one hundred forty million, four hundred thirty-four thousand, four hundred sixteen".