36425640 has 32 divisors (see below), whose sum is σ = 109277280. Its totient is φ = 9713472.

The previous prime is 36425639. The next prime is 36425647. The reversal of 36425640 is 4652463.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 36425598 and 36425607.

It is not an unprimeable number, because it can be changed into a prime (36425647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151654 + ... + 151893.

It is an arithmetic number, because the mean of its divisors is an integer number (3414915).

Almost surely, 2^36425640 is an apocalyptic number.

36425640 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

36425640 is an abundant number, since it is smaller than the sum of its proper divisors (72851640).

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

36425640 is a wasteful number, since it uses less digits than its factorization.

36425640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303561 (or 303557 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 36425640 is about 6035.3657718485. The cubic root of 36425640 is about 331.4889558596.

The spelling of 36425640 in words is "thirty-six million, four hundred twenty-five thousand, six hundred forty".