36749640 has 32 divisors (see below), whose sum is σ = 110249280. Its totient is φ = 9799872.

The previous prime is 36749639. The next prime is 36749651. The reversal of 36749640 is 4694763.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153004 + ... + 153243.

It is an arithmetic number, because the mean of its divisors is an integer number (3445290).

Almost surely, 2^36749640 is an apocalyptic number.

36749640 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

36749640 is an abundant number, since it is smaller than the sum of its proper divisors (73499640).

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

36749640 is a wasteful number, since it uses less digits than its factorization.

36749640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306261 (or 306257 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 39.

The square root of 36749640 is about 6062.1481341188. The cubic root of 36749640 is about 332.4689024377.

The spelling of 36749640 in words is "thirty-six million, seven hundred forty-nine thousand, six hundred forty".