1401698 has 4 divisors (see below), whose sum is σ = 2102550. Its totient is φ = 700848.

The previous prime is 1401683. The next prime is 1401703. The reversal of 1401698 is 8961041.

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., 1399489 + 2209 = 1183^2 + 47^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1401698.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350423 + ... + 350426.

2^1401698 is an apocalyptic number.

1401698 is a deficient number, since it is larger than the sum of its proper divisors (700852).

1401698 is an equidigital number, since it uses as much as digits as its factorization.

1401698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700851.

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 1401698 is about 1183.9332751469. The cubic root of 1401698 is about 111.9141029316.

The spelling of 1401698 in words is "one million, four hundred one thousand, six hundred ninety-eight".