39478053 has 4 divisors (see below), whose sum is σ = 52637408. Its totient is φ = 26318700.

The previous prime is 39478031. The next prime is 39478069. The reversal of 39478053 is 35087493.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 39478053 - 2⁹ = 39477541 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 (39478003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6579673 + ... + 6579678.

It is an arithmetic number, because the mean of its divisors is an integer number (13159352).

Almost surely, 2^39478053 is an apocalyptic number.

It is an amenable number.

39478053 is a deficient number, since it is larger than the sum of its proper divisors (13159355).

39478053 is a wasteful number, since it uses less digits than its factorization.

39478053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13159354.

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 39478053 is about 6283.1562928197. The cubic root of 39478053 is about 340.5011439043.

The spelling of 39478053 in words is "thirty-nine million, four hundred seventy-eight thousand, fifty-three".