61406435 has 8 divisors (see below), whose sum is σ = 76891680. Its totient is φ = 46989184.

The previous prime is 61406419. The next prime is 61406453. The reversal of 61406435 is 53460416.

It is a happy number.

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

It is not a de Polignac number, because 61406435 - 2⁴ = 61406419 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 61406398 and 61406407.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 266870 + ... + 267099.

It is an arithmetic number, because the mean of its divisors is an integer number (9611460).

Almost surely, 2^61406435 is an apocalyptic number.

61406435 is a deficient number, since it is larger than the sum of its proper divisors (15485245).

61406435 is a wasteful number, since it uses less digits than its factorization.

61406435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533997.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 61406435 is about 7836.2258134896. The cubic root of 61406435 is about 394.5220625466.

The spelling of 61406435 in words is "sixty-one million, four hundred six thousand, four hundred thirty-five".