140269465 has 16 divisors (see below), whose sum is σ = 203686272. Its totient is φ = 90526464.

The previous prime is 140269463. The next prime is 140269489. The reversal of 140269465 is 564962041.

140269465 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 140269465 - 2¹ = 140269463 is a prime.

It is a super-2 number, since 2×140269465² = 39351045622772450, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140269463) 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, 117279 + ... + 118468.

It is an arithmetic number, because the mean of its divisors is an integer number (12730392).

Almost surely, 2^140269465 is an apocalyptic number.

It is an amenable number.

140269465 is a deficient number, since it is larger than the sum of its proper divisors (63416807).

140269465 is a wasteful number, since it uses less digits than its factorization.

140269465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235776.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 140269465 is about 11843.5410667587. The cubic root of 140269465 is about 519.5823384426.

The spelling of 140269465 in words is "one hundred forty million, two hundred sixty-nine thousand, four hundred sixty-five".