406049615 has 16 divisors (see below), whose sum is σ = 490743552. Its totient is φ = 322527744.

The previous prime is 406049603. The next prime is 406049617. The reversal of 406049615 is 516940604.

It is a cyclic number.

It is not a de Polignac number, because 406049615 - 2⁴ = 406049599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406049617) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 668642 + ... + 669248.

It is an arithmetic number, because the mean of its divisors is an integer number (30671472).

Almost surely, 2^406049615 is an apocalyptic number.

406049615 is a deficient number, since it is larger than the sum of its proper divisors (84693937).

406049615 is a wasteful number, since it uses less digits than its factorization.

406049615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1346.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 406049615 is about 20150.6728175513. The cubic root of 406049615 is about 740.5022248133.

The spelling of 406049615 in words is "four hundred six million, forty-nine thousand, six hundred fifteen".