2401898 has 4 divisors (see below), whose sum is σ = 3602850. Its totient is φ = 1200948.

The previous prime is 2401897. The next prime is 2401939. The reversal of 2401898 is 8981042.

It is a happy number.

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., 2319529 + 82369 = 1523^2 + 287^2 .

It is a super-2 number, since 2×2401898² = 11538228004808, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2401891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600473 + ... + 600476.

2^2401898 is an apocalyptic number.

2401898 is a deficient number, since it is larger than the sum of its proper divisors (1200952).

2401898 is a wasteful number, since it uses less digits than its factorization.

2401898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1200951.

The product of its (nonzero) digits is 4608, while the sum is 32.

The square root of 2401898 is about 1549.8057942852. The cubic root of 2401898 is about 133.9218747094.

The spelling of 2401898 in words is "two million, four hundred one thousand, eight hundred ninety-eight".