407249061 has 8 divisors (see below), whose sum is σ = 543092064. Its totient is φ = 271452720.

The previous prime is 407249041. The next prime is 407249081. The reversal of 407249061 is 160942704.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (407249041) and next prime (407249081).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 407249061 - 2⁶ = 407248997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (407249041) 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, 27246 + ... + 39456.

It is an arithmetic number, because the mean of its divisors is an integer number (67886508).

Almost surely, 2^407249061 is an apocalyptic number.

It is an amenable number.

407249061 is a deficient number, since it is larger than the sum of its proper divisors (135843003).

407249061 is a wasteful number, since it uses less digits than its factorization.

407249061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23331.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 407249061 is about 20180.4128054904. The cubic root of 407249061 is about 741.2306409769.

The spelling of 407249061 in words is "four hundred seven million, two hundred forty-nine thousand, sixty-one".