55425070 has 8 divisors (see below), whose sum is σ = 99765144. Its totient is φ = 22170024.

The previous prime is 55425011. The next prime is 55425077. The reversal of 55425070 is 7052455.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55425077) 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, 2771244 + ... + 2771263.

It is an arithmetic number, because the mean of its divisors is an integer number (12470643).

Almost surely, 2^55425070 is an apocalyptic number.

55425070 is a deficient number, since it is larger than the sum of its proper divisors (44340074).

55425070 is a wasteful number, since it uses less digits than its factorization.

55425070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5542514.

The product of its (nonzero) digits is 7000, while the sum is 28.

The square root of 55425070 is about 7444.8015420157. The cubic root of 55425070 is about 381.2724426455.

The spelling of 55425070 in words is "fifty-five million, four hundred twenty-five thousand, seventy".