53958194 has 4 divisors (see below), whose sum is σ = 80937294. Its totient is φ = 26979096.

The previous prime is 53958137. The next prime is 53958211. The reversal of 53958194 is 49185935.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 49185935 = 5 ⋅9837187.

It can be written as a sum of positive squares in only one way, i.e., 47265625 + 6692569 = 6875^2 + 2587^2 .

It is a super-2 number, since 2×53958194² = 5822973399483272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13489547 + ... + 13489550.

Almost surely, 2^53958194 is an apocalyptic number.

53958194 is a deficient number, since it is larger than the sum of its proper divisors (26979100).

53958194 is a wasteful number, since it uses less digits than its factorization.

53958194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26979099.

The product of its digits is 194400, while the sum is 44.

The square root of 53958194 is about 7345.6241395813. The cubic root of 53958194 is about 377.8787485648.

The spelling of 53958194 in words is "fifty-three million, nine hundred fifty-eight thousand, one hundred ninety-four".