140591626 has 16 divisors (see below), whose sum is σ = 241980480. Its totient is φ = 60012000.

The previous prime is 140591557. The next prime is 140591629. The reversal of 140591626 is 626195041.

It is a junction number, because it is equal to n+sod(n) for n = 140591591 and 140591600.

It is not an unprimeable number, because it can be changed into a prime (140591629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16491 + ... + 23518.

It is an arithmetic number, because the mean of its divisors is an integer number (15123780).

Almost surely, 2^140591626 is an apocalyptic number.

140591626 is a deficient number, since it is larger than the sum of its proper divisors (101388854).

140591626 is a wasteful number, since it uses less digits than its factorization.

140591626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40269.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 140591626 is about 11857.1339707368. The cubic root of 140591626 is about 519.9798143052.

The spelling of 140591626 in words is "one hundred forty million, five hundred ninety-one thousand, six hundred twenty-six".