140036379 has 24 divisors (see below), whose sum is σ = 219356928. Its totient is φ = 77842080.

The previous prime is 140036339. The next prime is 140036381. The reversal of 140036379 is 973630041.

It is not a de Polignac number, because 140036379 - 2¹² = 140032283 is a prime.

It is a super-2 number, since 2×140036379² = 39220374886863282, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140036329) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26314 + ... + 31184.

It is an arithmetic number, because the mean of its divisors is an integer number (9139872).

Almost surely, 2^140036379 is an apocalyptic number.

140036379 is a deficient number, since it is larger than the sum of its proper divisors (79320549).

140036379 is an equidigital number, since it uses as much as digits as its factorization.

140036379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4955 (or 4918 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 33.

The square root of 140036379 is about 11833.6967596774. The cubic root of 140036379 is about 519.2943819431.

The spelling of 140036379 in words is "one hundred forty million, thirty-six thousand, three hundred seventy-nine".