3697113420 has 864 divisors, whose sum is σ = 16220445696. Its totient is φ = 658022400.

The previous prime is 3697113379. The next prime is 3697113451. The reversal of 3697113420 is 243117963.

3697113420 is a `hidden beast` number, since 36 + 97 + 113 + 420 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 52071985 + ... + 52072055.

It is an arithmetic number, because the mean of its divisors is an integer number (18773664).

Almost surely, 2^3697113420 is an apocalyptic number.

3697113420 is a gapful number since it is divisible by the number (30) 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 3697113420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8110222848).

3697113420 is an abundant number, since it is smaller than the sum of its proper divisors (12523332276).

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

3697113420 is a wasteful number, since it uses less digits than its factorization.

3697113420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151 (or 129 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 3697113420 is about 60803.8931319369. The cubic root of 3697113420 is about 1546.2780514143.

The spelling of 3697113420 in words is "three billion, six hundred ninety-seven million, one hundred thirteen thousand, four hundred twenty".