140348552 has 8 divisors (see below), whose sum is σ = 263153550. Its totient is φ = 70174272.

The previous prime is 140348539. The next prime is 140348567. The reversal of 140348552 is 255843041.

It can be written as a sum of positive squares in only one way, i.e., 72352036 + 67996516 = 8506^2 + 8246^2 .

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

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, 8771777 + ... + 8771792.

Almost surely, 2^140348552 is an apocalyptic number.

It is an amenable number.

140348552 is a deficient number, since it is larger than the sum of its proper divisors (122804998).

140348552 is a wasteful number, since it uses less digits than its factorization.

140348552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17543575 (or 17543571 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 32.

The square root of 140348552 is about 11846.8794203368. The cubic root of 140348552 is about 519.6799707342.

The spelling of 140348552 in words is "one hundred forty million, three hundred forty-eight thousand, five hundred fifty-two".