140348546 has 16 divisors (see below), whose sum is σ = 226913400. Its totient is φ = 64720128.

The previous prime is 140348539. The next prime is 140348567. The reversal of 140348546 is 645843041.

It can be written as a sum of positive squares in 4 ways, for example, as 69973225 + 70375321 = 8365^2 + 8389^2 .

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 in 7 ways as a sum of consecutive naturals, for example, 52490 + ... + 55098.

Almost surely, 2^140348546 is an apocalyptic number.

140348546 is a deficient number, since it is larger than the sum of its proper divisors (86564854).

140348546 is a wasteful number, since it uses less digits than its factorization.

140348546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4693.

The product of its (nonzero) digits is 46080, while the sum is 35.

The square root of 140348546 is about 11846.8791671056. The cubic root of 140348546 is about 519.6799633286.

The spelling of 140348546 in words is "one hundred forty million, three hundred forty-eight thousand, five hundred forty-six".