140214632 has 8 divisors (see below), whose sum is σ = 262902450. Its totient is φ = 70107312.

The previous prime is 140214617. The next prime is 140214649. The reversal of 140214632 is 236412041.

It can be written as a sum of positive squares in only one way, i.e., 128006596 + 12208036 = 11314^2 + 3494^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 140214598 and 140214607.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8763407 + ... + 8763422.

Almost surely, 2^140214632 is an apocalyptic number.

It is an amenable number.

140214632 is a deficient number, since it is larger than the sum of its proper divisors (122687818).

140214632 is a wasteful number, since it uses less digits than its factorization.

140214632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17526835 (or 17526831 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 140214632 is about 11841.2259500442. The cubic root of 140214632 is about 519.5146259827.

Adding to 140214632 its reverse (236412041), we get a palindrome (376626673).

The spelling of 140214632 in words is "one hundred forty million, two hundred fourteen thousand, six hundred thirty-two".