49660340 has 12 divisors (see below), whose sum is σ = 104286756. Its totient is φ = 19864128.

The previous prime is 49660339. The next prime is 49660363. The reversal of 49660340 is 4306694.

It can be written as a sum of positive squares in 2 ways, for example, as 15038884 + 34621456 = 3878^2 + 5884^2 .

It is a super-2 number, since 2×49660340² = 4932298737831200, which contains 22 as substring.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 49660297 and 49660306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1241489 + ... + 1241528.

It is an arithmetic number, because the mean of its divisors is an integer number (8690563).

Almost surely, 2^49660340 is an apocalyptic number.

It is an amenable number.

49660340 is an abundant number, since it is smaller than the sum of its proper divisors (54626416).

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

49660340 is a wasteful number, since it uses less digits than its factorization.

49660340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2483026 (or 2483024 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 49660340 is about 7047.0092947292. The cubic root of 49660340 is about 367.5670416201.

The spelling of 49660340 in words is "forty-nine million, six hundred sixty thousand, three hundred forty".