140193826 has 4 divisors (see below), whose sum is σ = 210290742. Its totient is φ = 70096912.

The previous prime is 140193821. The next prime is 140193829. The reversal of 140193826 is 628391041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 134676025 + 5517801 = 11605^2 + 2349^2 .

It is a junction number, because it is equal to n+sod(n) for n = 140193791 and 140193800.

It is not an unprimeable number, because it can be changed into a prime (140193821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35048455 + ... + 35048458.

Almost surely, 2^140193826 is an apocalyptic number.

140193826 is a deficient number, since it is larger than the sum of its proper divisors (70096916).

140193826 is an equidigital number, since it uses as much as digits as its factorization.

140193826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70096915.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 140193826 is about 11840.3473766609. The cubic root of 140193826 is about 519.4889283413.

The spelling of 140193826 in words is "one hundred forty million, one hundred ninety-three thousand, eight hundred twenty-six".