140033046 has 32 divisors (see below), whose sum is σ = 297082080. Its totient is φ = 43851776.

The previous prime is 140033041. The next prime is 140033051. The reversal of 140033046 is 640330041.

It is an interprime number because it is at equal distance from previous prime (140033041) and next prime (140033051).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140033041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81670 + ... + 83366.

It is an arithmetic number, because the mean of its divisors is an integer number (9283815).

Almost surely, 2^140033046 is an apocalyptic number.

140033046 is an abundant number, since it is smaller than the sum of its proper divisors (157049034).

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

140033046 is a wasteful number, since it uses less digits than its factorization.

140033046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2528.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 140033046 is about 11833.5559321786. Note that the first 3 decimals coincide. The cubic root of 140033046 is about 519.2902620091.

Adding to 140033046 its reverse (640330041), we get a palindrome (780363087).

The spelling of 140033046 in words is "one hundred forty million, thirty-three thousand, forty-six".