70420941 has 16 divisors (see below), whose sum is σ = 106297920. Its totient is φ = 46060560.

The previous prime is 70420939. The next prime is 70420949. The reversal of 70420941 is 14902407.

It is a happy number.

It is not a de Polignac number, because 70420941 - 2¹ = 70420939 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70420949) 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, 23175 + ... + 26036.

It is an arithmetic number, because the mean of its divisors is an integer number (6643620).

Almost surely, 2^70420941 is an apocalyptic number.

It is an amenable number.

70420941 is a deficient number, since it is larger than the sum of its proper divisors (35876979).

70420941 is a wasteful number, since it uses less digits than its factorization.

70420941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49273 (or 49267 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 70420941 is about 8391.7185963306. The cubic root of 70420941 is about 412.9529833698.

The spelling of 70420941 in words is "seventy million, four hundred twenty thousand, nine hundred forty-one".