49329405 has 30 divisors (see below), whose sum is σ = 88681626. Its totient is φ = 26233632.

The previous prime is 49329389. The next prime is 49329421. The reversal of 49329405 is 50492394.

It is an interprime number because it is at equal distance from previous prime (49329389) and next prime (49329421).

It can be written as a sum of positive squares in 3 ways, for example, as 14152644 + 35176761 = 3762^2 + 5931^2 .

It is not a de Polignac number, because 49329405 - 2⁴ = 49329389 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49329405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 141171 + ... + 141519.

Almost surely, 2^49329405 is an apocalyptic number.

49329405 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

49329405 is a deficient number, since it is larger than the sum of its proper divisors (39352221).

49329405 is an frugal number, since it uses more digits than its factorization.

49329405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 715 (or 357 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 49329405 is about 7023.4895173268. The cubic root of 49329405 is about 366.7487359912.

The spelling of 49329405 in words is "forty-nine million, three hundred twenty-nine thousand, four hundred five".