11698020 has 144 divisors (see below), whose sum is σ = 38525760. Its totient is φ = 2975616.

The previous prime is 11698009. The next prime is 11698039. The reversal of 11698020 is 2089611.

11698020 = T₃₂₇ + T₃₂₈ + ... + T₄₇₁.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 140899 + ... + 140981.

It is an arithmetic number, because the mean of its divisors is an integer number (267540).

Almost surely, 2^11698020 is an apocalyptic number.

11698020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11698020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19262880).

11698020 is an abundant number, since it is smaller than the sum of its proper divisors (26827740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11698020 is a wasteful number, since it uses less digits than its factorization.

11698020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136 (or 122 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 11698020 is about 3420.2368339049. The cubic root of 11698020 is about 227.0060611499.

The spelling of 11698020 in words is "eleven million, six hundred ninety-eight thousand, twenty".