45402758 has 4 divisors (see below), whose sum is σ = 68104140. Its totient is φ = 22701378.

The previous prime is 45402701. The next prime is 45402779. The reversal of 45402758 is 85720454.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×45402758² = 4122820868013128, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11350688 + ... + 11350691.

It is an arithmetic number, because the mean of its divisors is an integer number (17026035).

Almost surely, 2^45402758 is an apocalyptic number.

45402758 is a deficient number, since it is larger than the sum of its proper divisors (22701382).

45402758 is a wasteful number, since it uses less digits than its factorization.

45402758 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22701381.

The product of its (nonzero) digits is 44800, while the sum is 35.

The square root of 45402758 is about 6738.1568696491. The cubic root of 45402758 is about 356.7473411515.

The spelling of 45402758 in words is "forty-five million, four hundred two thousand, seven hundred fifty-eight".