1400499 has 12 divisors (see below), whose sum is σ = 2056912. Its totient is φ = 918000.

The previous prime is 1400489. The next prime is 1400507. The reversal of 1400499 is 9940041.

It is not a de Polignac number, because 1400499 - 2¹¹ = 1398451 is a prime.

It is a super-2 number, since 2×1400499² = 3922794898002, which contains 22 as substring.

It is a Duffinian number.

1400499 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1400449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 727 + ... + 1824.

2^1400499 is an apocalyptic number.

1400499 is a deficient number, since it is larger than the sum of its proper divisors (656413).

1400499 is a wasteful number, since it uses less digits than its factorization.

1400499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2618 (or 2615 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 1400499 is about 1183.4268038202. The cubic root of 1400499 is about 111.8821837194.

The spelling of 1400499 in words is "one million, four hundred thousand, four hundred ninety-nine".